28621110

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1867}}^1$

素因数の和:1957

約数の個数: 64

約数和(自身を含む): 79621632

約数和(自身を除く): 51000522

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 73, 105, 146, 210, 219, 365, 438, 511, 730, 1022, 1095, 1533, 1867, 2190, 2555, 3066, 3734, 5110, 5601, 7665, 9335, 11202, 13069, 15330, 18670, 26138, 28005, 39207, 56010, 65345, 78414, 130690, 136291, 196035, 272582, 392070, 408873, 681455, 817746, 954037, 1362910, 1908074, 2044365, 2862111, 4088730, 4770185, 5724222, 9540370, 14310555, 28621110]

約数ペア:

[(1, 28621110), (2, 14310555), (3, 9540370), (5, 5724222), (6, 4770185), (7, 4088730), (10, 2862111), (14, 2044365), (15, 1908074), (21, 1362910), (30, 954037), (35, 817746), (42, 681455), (70, 408873), (73, 392070), (105, 272582), (146, 196035), (210, 136291), (219, 130690), (365, 78414), (438, 65345), (511, 56010), (730, 39207), (1022, 28005), (1095, 26138), (1533, 18670), (1867, 15330), (2190, 13069), (2555, 11202), (3066, 9335), (3734, 7665), (5110, 5601)]