28949724

素因数分解:

$2^2\times 3^4\times {\mathrm{199}}^1\times {\mathrm{449}}^1$

素因数の和:664

約数の個数: 60

約数和(自身を含む): 76230000

約数和(自身を除く): 47280276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 199, 324, 398, 449, 597, 796, 898, 1194, 1347, 1791, 1796, 2388, 2694, 3582, 4041, 5373, 5388, 7164, 8082, 10746, 12123, 16119, 16164, 21492, 24246, 32238, 36369, 48492, 64476, 72738, 89351, 145476, 178702, 268053, 357404, 536106, 804159, 1072212, 1608318, 2412477, 3216636, 4824954, 7237431, 9649908, 14474862, 28949724]

約数ペア:

[(1, 28949724), (2, 14474862), (3, 9649908), (4, 7237431), (6, 4824954), (9, 3216636), (12, 2412477), (18, 1608318), (27, 1072212), (36, 804159), (54, 536106), (81, 357404), (108, 268053), (162, 178702), (199, 145476), (324, 89351), (398, 72738), (449, 64476), (597, 48492), (796, 36369), (898, 32238), (1194, 24246), (1347, 21492), (1791, 16164), (1796, 16119), (2388, 12123), (2694, 10746), (3582, 8082), (4041, 7164), (5373, 5388)]