31730972

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{487}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 68866560

約数和(自身を除く): 37135588

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 179, 182, 358, 364, 487, 716, 974, 1253, 1948, 2327, 2506, 3409, 4654, 5012, 6331, 6818, 9308, 12662, 13636, 16289, 25324, 32578, 44317, 65156, 87173, 88634, 174346, 177268, 348692, 610211, 1133249, 1220422, 2266498, 2440844, 4532996, 7932743, 15865486, 31730972]

約数ペア:

[(1, 31730972), (2, 15865486), (4, 7932743), (7, 4532996), (13, 2440844), (14, 2266498), (26, 1220422), (28, 1133249), (52, 610211), (91, 348692), (179, 177268), (182, 174346), (358, 88634), (364, 87173), (487, 65156), (716, 44317), (974, 32578), (1253, 25324), (1948, 16289), (2327, 13636), (2506, 12662), (3409, 9308), (4654, 6818), (5012, 6331)]