90278398

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:517

約数の個数: 48

約数和(自身を含む): 167901984

約数和(自身を除く): 77623586

約数列:

[1, 2, 7, 14, 17, 34, 53, 106, 119, 238, 289, 371, 421, 578, 742, 842, 901, 1802, 2023, 2947, 4046, 5894, 6307, 7157, 12614, 14314, 15317, 22313, 30634, 44626, 50099, 100198, 107219, 121669, 156191, 214438, 243338, 312382, 379321, 758642, 851683, 1703366, 2655247, 5310494, 6448457, 12896914, 45139199, 90278398]

約数ペア:

[(1, 90278398), (2, 45139199), (7, 12896914), (14, 6448457), (17, 5310494), (34, 2655247), (53, 1703366), (106, 851683), (119, 758642), (238, 379321), (289, 312382), (371, 243338), (421, 214438), (578, 156191), (742, 121669), (842, 107219), (901, 100198), (1802, 50099), (2023, 44626), (2947, 30634), (4046, 22313), (5894, 15317), (6307, 14314), (7157, 12614)]