15821470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:385

約数の個数: 64

約数和(自身を含む): 35168256

約数和(自身を除く): 19346786

約数列:

[1, 2, 5, 7, 10, 14, 23, 31, 35, 46, 62, 70, 115, 155, 161, 217, 230, 310, 317, 322, 434, 634, 713, 805, 1085, 1426, 1585, 1610, 2170, 2219, 3170, 3565, 4438, 4991, 7130, 7291, 9827, 9982, 11095, 14582, 19654, 22190, 24955, 36455, 49135, 49910, 51037, 68789, 72910, 98270, 102074, 137578, 226021, 255185, 343945, 452042, 510370, 687890, 1130105, 1582147, 2260210, 3164294, 7910735, 15821470]

約数ペア:

[(1, 15821470), (2, 7910735), (5, 3164294), (7, 2260210), (10, 1582147), (14, 1130105), (23, 687890), (31, 510370), (35, 452042), (46, 343945), (62, 255185), (70, 226021), (115, 137578), (155, 102074), (161, 98270), (217, 72910), (230, 68789), (310, 51037), (317, 49910), (322, 49135), (434, 36455), (634, 24955), (713, 22190), (805, 19654), (1085, 14582), (1426, 11095), (1585, 9982), (1610, 9827), (2170, 7291), (2219, 7130), (3170, 4991), (3565, 4438)]