488973537

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1637}}^1$

素因数の和:1719

約数の個数: 64

約数和(自身を含む): 836559360

約数和(自身を除く): 347585823

約数列:

[1, 3, 9, 13, 23, 27, 37, 39, 69, 111, 117, 207, 299, 333, 351, 481, 621, 851, 897, 999, 1443, 1637, 2553, 2691, 4329, 4911, 7659, 8073, 11063, 12987, 14733, 21281, 22977, 33189, 37651, 44199, 60569, 63843, 99567, 112953, 181707, 191529, 298701, 338859, 489463, 545121, 574587, 787397, 1016577, 1393087, 1468389, 1635363, 2362191, 4179261, 4405167, 7086573, 12537783, 13215501, 18110131, 21259719, 37613349, 54330393, 162991179, 488973537]

約数ペア:

[(1, 488973537), (3, 162991179), (9, 54330393), (13, 37613349), (23, 21259719), (27, 18110131), (37, 13215501), (39, 12537783), (69, 7086573), (111, 4405167), (117, 4179261), (207, 2362191), (299, 1635363), (333, 1468389), (351, 1393087), (481, 1016577), (621, 787397), (851, 574587), (897, 545121), (999, 489463), (1443, 338859), (1637, 298701), (2553, 191529), (2691, 181707), (4329, 112953), (4911, 99567), (7659, 63843), (8073, 60569), (11063, 44199), (12987, 37651), (14733, 33189), (21281, 22977)]