31141908

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:248

約数の個数: 144

約数和(自身を含む): 97843200

約数和(自身を除く): 66701292

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 36, 42, 46, 54, 63, 69, 81, 84, 92, 108, 126, 138, 161, 162, 189, 199, 207, 243, 252, 276, 322, 324, 378, 398, 414, 483, 486, 567, 597, 621, 644, 756, 796, 828, 966, 972, 1134, 1194, 1242, 1393, 1449, 1701, 1791, 1863, 1932, 2268, 2388, 2484, 2786, 2898, 3402, 3582, 3726, 4179, 4347, 4577, 5373, 5572, 5589, 5796, 6804, 7164, 7452, 8358, 8694, 9154, 10746, 11178, 12537, 13041, 13731, 16119, 16716, 17388, 18308, 21492, 22356, 25074, 26082, 27462, 32039, 32238, 37611, 39123, 41193, 48357, 50148, 52164, 54924, 64078, 64476, 75222, 78246, 82386, 96117, 96714, 112833, 123579, 128156, 150444, 156492, 164772, 192234, 193428, 225666, 247158, 288351, 338499, 370737, 384468, 451332, 494316, 576702, 676998, 741474, 865053, 1112211, 1153404, 1353996, 1482948, 1730106, 2224422, 2595159, 3460212, 4448844, 5190318, 7785477, 10380636, 15570954, 31141908]

約数ペア:

[(1, 31141908), (2, 15570954), (3, 10380636), (4, 7785477), (6, 5190318), (7, 4448844), (9, 3460212), (12, 2595159), (14, 2224422), (18, 1730106), (21, 1482948), (23, 1353996), (27, 1153404), (28, 1112211), (36, 865053), (42, 741474), (46, 676998), (54, 576702), (63, 494316), (69, 451332), (81, 384468), (84, 370737), (92, 338499), (108, 288351), (126, 247158), (138, 225666), (161, 193428), (162, 192234), (189, 164772), (199, 156492), (207, 150444), (243, 128156), (252, 123579), (276, 112833), (322, 96714), (324, 96117), (378, 82386), (398, 78246), (414, 75222), (483, 64476), (486, 64078), (567, 54924), (597, 52164), (621, 50148), (644, 48357), (756, 41193), (796, 39123), (828, 37611), (966, 32238), (972, 32039), (1134, 27462), (1194, 26082), (1242, 25074), (1393, 22356), (1449, 21492), (1701, 18308), (1791, 17388), (1863, 16716), (1932, 16119), (2268, 13731), (2388, 13041), (2484, 12537), (2786, 11178), (2898, 10746), (3402, 9154), (3582, 8694), (3726, 8358), (4179, 7452), (4347, 7164), (4577, 6804), (5373, 5796), (5572, 5589)]