989833215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{2971}}^1$

素因数の和:3172

約数の個数: 64

約数和(自身を含む): 1917296640

約数和(自身を除く): 927463425

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 167, 285, 399, 501, 665, 835, 1169, 1995, 2505, 2971, 3173, 3507, 5845, 8913, 9519, 14855, 15865, 17535, 20797, 22211, 44565, 47595, 56449, 62391, 66633, 103985, 111055, 169347, 282245, 311955, 333165, 395143, 496157, 846735, 1185429, 1488471, 1975715, 2480785, 3473099, 5927145, 7442355, 9426983, 10419297, 17365495, 28280949, 47134915, 52096485, 65988881, 141404745, 197966643, 329944405, 989833215]

約数ペア:

[(1, 989833215), (3, 329944405), (5, 197966643), (7, 141404745), (15, 65988881), (19, 52096485), (21, 47134915), (35, 28280949), (57, 17365495), (95, 10419297), (105, 9426983), (133, 7442355), (167, 5927145), (285, 3473099), (399, 2480785), (501, 1975715), (665, 1488471), (835, 1185429), (1169, 846735), (1995, 496157), (2505, 395143), (2971, 333165), (3173, 311955), (3507, 282245), (5845, 169347), (8913, 111055), (9519, 103985), (14855, 66633), (15865, 62391), (17535, 56449), (20797, 47595), (22211, 44565)]