31471452

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:423

約数の個数: 72

約数和(自身を含む): 83865600

約数和(自身を除く): 52394148

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 191, 199, 207, 276, 382, 398, 414, 573, 597, 764, 796, 828, 1146, 1194, 1719, 1791, 2292, 2388, 3438, 3582, 4393, 4577, 6876, 7164, 8786, 9154, 13179, 13731, 17572, 18308, 26358, 27462, 38009, 39537, 41193, 52716, 54924, 76018, 79074, 82386, 114027, 152036, 158148, 164772, 228054, 342081, 456108, 684162, 874207, 1368324, 1748414, 2622621, 3496828, 5245242, 7867863, 10490484, 15735726, 31471452]

約数ペア:

[(1, 31471452), (2, 15735726), (3, 10490484), (4, 7867863), (6, 5245242), (9, 3496828), (12, 2622621), (18, 1748414), (23, 1368324), (36, 874207), (46, 684162), (69, 456108), (92, 342081), (138, 228054), (191, 164772), (199, 158148), (207, 152036), (276, 114027), (382, 82386), (398, 79074), (414, 76018), (573, 54924), (597, 52716), (764, 41193), (796, 39537), (828, 38009), (1146, 27462), (1194, 26358), (1719, 18308), (1791, 17572), (2292, 13731), (2388, 13179), (3438, 9154), (3582, 8786), (4393, 7164), (4577, 6876)]