1638772776

素因数分解:

$2^3\times 3^3\times {\mathrm{349}}^1\times {\mathrm{21739}}^1$

素因数の和:22103

約数の個数: 64

約数和(自身を含む): 4565400000

約数和(自身を除く): 2926627224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 349, 698, 1047, 1396, 2094, 2792, 3141, 4188, 6282, 8376, 9423, 12564, 18846, 21739, 25128, 37692, 43478, 65217, 75384, 86956, 130434, 173912, 195651, 260868, 391302, 521736, 586953, 782604, 1173906, 1565208, 2347812, 4695624, 7586911, 15173822, 22760733, 30347644, 45521466, 60695288, 68282199, 91042932, 136564398, 182085864, 204846597, 273128796, 409693194, 546257592, 819386388, 1638772776]

約数ペア:

[(1, 1638772776), (2, 819386388), (3, 546257592), (4, 409693194), (6, 273128796), (8, 204846597), (9, 182085864), (12, 136564398), (18, 91042932), (24, 68282199), (27, 60695288), (36, 45521466), (54, 30347644), (72, 22760733), (108, 15173822), (216, 7586911), (349, 4695624), (698, 2347812), (1047, 1565208), (1396, 1173906), (2094, 782604), (2792, 586953), (3141, 521736), (4188, 391302), (6282, 260868), (8376, 195651), (9423, 173912), (12564, 130434), (18846, 86956), (21739, 75384), (25128, 65217), (37692, 43478)]