27858150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1997}}^1$

素因数の和:2046

約数の個数: 72

約数和(自身を含む): 77298624

約数和(自身を除く): 49440474

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 31, 45, 50, 62, 75, 90, 93, 150, 155, 186, 225, 279, 310, 450, 465, 558, 775, 930, 1395, 1550, 1997, 2325, 2790, 3994, 4650, 5991, 6975, 9985, 11982, 13950, 17973, 19970, 29955, 35946, 49925, 59910, 61907, 89865, 99850, 123814, 149775, 179730, 185721, 299550, 309535, 371442, 449325, 557163, 619070, 898650, 928605, 1114326, 1547675, 1857210, 2785815, 3095350, 4643025, 5571630, 9286050, 13929075, 27858150]

約数ペア:

[(1, 27858150), (2, 13929075), (3, 9286050), (5, 5571630), (6, 4643025), (9, 3095350), (10, 2785815), (15, 1857210), (18, 1547675), (25, 1114326), (30, 928605), (31, 898650), (45, 619070), (50, 557163), (62, 449325), (75, 371442), (90, 309535), (93, 299550), (150, 185721), (155, 179730), (186, 149775), (225, 123814), (279, 99850), (310, 89865), (450, 61907), (465, 59910), (558, 49925), (775, 35946), (930, 29955), (1395, 19970), (1550, 17973), (1997, 13950), (2325, 11982), (2790, 9985), (3994, 6975), (4650, 5991)]