71428455

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9859}}^1$

素因数の和:9900

約数の個数: 48

約数和(自身を含む): 147663360

約数和(自身を除く): 76234905

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 63, 69, 105, 115, 161, 207, 315, 345, 483, 805, 1035, 1449, 2415, 7245, 9859, 29577, 49295, 69013, 88731, 147885, 207039, 226757, 345065, 443655, 621117, 680271, 1035195, 1133785, 1587299, 2040813, 3105585, 3401355, 4761897, 7936495, 10204065, 14285691, 23809485, 71428455]

約数ペア:

[(1, 71428455), (3, 23809485), (5, 14285691), (7, 10204065), (9, 7936495), (15, 4761897), (21, 3401355), (23, 3105585), (35, 2040813), (45, 1587299), (63, 1133785), (69, 1035195), (105, 680271), (115, 621117), (161, 443655), (207, 345065), (315, 226757), (345, 207039), (483, 147885), (805, 88731), (1035, 69013), (1449, 49295), (2415, 29577), (7245, 9859)]