16844625

素因数分解:

$3^3\times 5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:85

約数の個数: 128

約数和(自身を含む): 38338560

約数和(自身を除く): 21493935

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 25, 27, 31, 35, 45, 63, 69, 75, 93, 105, 115, 125, 135, 155, 161, 175, 189, 207, 217, 225, 279, 315, 345, 375, 465, 483, 525, 575, 621, 651, 675, 713, 775, 805, 837, 875, 945, 1035, 1085, 1125, 1395, 1449, 1575, 1725, 1953, 2139, 2325, 2415, 2625, 2875, 3105, 3255, 3375, 3565, 3875, 4025, 4185, 4347, 4725, 4991, 5175, 5425, 5859, 6417, 6975, 7245, 7875, 8625, 9765, 10695, 11625, 12075, 14973, 15525, 16275, 17825, 19251, 20125, 20925, 21735, 23625, 24955, 25875, 27125, 29295, 32085, 34875, 36225, 44919, 48825, 53475, 60375, 74865, 77625, 81375, 89125, 96255, 104625, 108675, 124775, 134757, 146475, 160425, 181125, 224595, 244125, 267375, 374325, 481275, 543375, 623875, 673785, 732375, 802125, 1122975, 1871625, 2406375, 3368925, 5614875, 16844625]

約数ペア:

[(1, 16844625), (3, 5614875), (5, 3368925), (7, 2406375), (9, 1871625), (15, 1122975), (21, 802125), (23, 732375), (25, 673785), (27, 623875), (31, 543375), (35, 481275), (45, 374325), (63, 267375), (69, 244125), (75, 224595), (93, 181125), (105, 160425), (115, 146475), (125, 134757), (135, 124775), (155, 108675), (161, 104625), (175, 96255), (189, 89125), (207, 81375), (217, 77625), (225, 74865), (279, 60375), (315, 53475), (345, 48825), (375, 44919), (465, 36225), (483, 34875), (525, 32085), (575, 29295), (621, 27125), (651, 25875), (675, 24955), (713, 23625), (775, 21735), (805, 20925), (837, 20125), (875, 19251), (945, 17825), (1035, 16275), (1085, 15525), (1125, 14973), (1395, 12075), (1449, 11625), (1575, 10695), (1725, 9765), (1953, 8625), (2139, 7875), (2325, 7245), (2415, 6975), (2625, 6417), (2875, 5859), (3105, 5425), (3255, 5175), (3375, 4991), (3565, 4725), (3875, 4347), (4025, 4185)]