121253090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{787}}^1$

素因数の和:903

約数の個数: 64

約数和(自身を含む): 261439488

約数和(自身を除く): 140186398

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 71, 142, 155, 217, 310, 355, 434, 497, 710, 787, 994, 1085, 1574, 2170, 2201, 2485, 3935, 4402, 4970, 5509, 7870, 11005, 11018, 15407, 22010, 24397, 27545, 30814, 48794, 55090, 55877, 77035, 111754, 121985, 154070, 170779, 243970, 279385, 341558, 391139, 558770, 782278, 853895, 1707790, 1732187, 1955695, 3464374, 3911390, 8660935, 12125309, 17321870, 24250618, 60626545, 121253090]

約数ペア:

[(1, 121253090), (2, 60626545), (5, 24250618), (7, 17321870), (10, 12125309), (14, 8660935), (31, 3911390), (35, 3464374), (62, 1955695), (70, 1732187), (71, 1707790), (142, 853895), (155, 782278), (217, 558770), (310, 391139), (355, 341558), (434, 279385), (497, 243970), (710, 170779), (787, 154070), (994, 121985), (1085, 111754), (1574, 77035), (2170, 55877), (2201, 55090), (2485, 48794), (3935, 30814), (4402, 27545), (4970, 24397), (5509, 22010), (7870, 15407), (11005, 11018)]