72501777

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:203

約数の個数: 64

約数和(自身を含む): 120422400

約数和(自身を除く): 47920623

約数列:

[1, 3, 9, 19, 27, 31, 47, 57, 93, 97, 141, 171, 279, 291, 423, 513, 589, 837, 873, 893, 1269, 1457, 1767, 1843, 2619, 2679, 3007, 4371, 4559, 5301, 5529, 8037, 9021, 13113, 13677, 15903, 16587, 24111, 27063, 27683, 39339, 41031, 49761, 57133, 81189, 83049, 86621, 123093, 141329, 171399, 249147, 259863, 423987, 514197, 747441, 779589, 1271961, 1542591, 2338767, 2685251, 3815883, 8055753, 24167259, 72501777]

約数ペア:

[(1, 72501777), (3, 24167259), (9, 8055753), (19, 3815883), (27, 2685251), (31, 2338767), (47, 1542591), (57, 1271961), (93, 779589), (97, 747441), (141, 514197), (171, 423987), (279, 259863), (291, 249147), (423, 171399), (513, 141329), (589, 123093), (837, 86621), (873, 83049), (893, 81189), (1269, 57133), (1457, 49761), (1767, 41031), (1843, 39339), (2619, 27683), (2679, 27063), (3007, 24111), (4371, 16587), (4559, 15903), (5301, 13677), (5529, 13113), (8037, 9021)]