519888159

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2917}}^1$

素因数の和:2997

約数の個数: 64

約数和(自身を含む): 941230080

約数和(自身を除く): 421341921

約数列:

[1, 3, 7, 9, 21, 23, 27, 41, 63, 69, 123, 161, 189, 207, 287, 369, 483, 621, 861, 943, 1107, 1449, 2583, 2829, 2917, 4347, 6601, 7749, 8487, 8751, 19803, 20419, 25461, 26253, 59409, 61257, 67091, 78759, 119597, 178227, 183771, 201273, 358791, 469637, 551313, 603819, 837179, 1076373, 1408911, 1811457, 2511537, 2750731, 3229119, 4226733, 7534611, 8252193, 12680199, 19255117, 22603833, 24756579, 57765351, 74269737, 173296053, 519888159]

約数ペア:

[(1, 519888159), (3, 173296053), (7, 74269737), (9, 57765351), (21, 24756579), (23, 22603833), (27, 19255117), (41, 12680199), (63, 8252193), (69, 7534611), (123, 4226733), (161, 3229119), (189, 2750731), (207, 2511537), (287, 1811457), (369, 1408911), (483, 1076373), (621, 837179), (861, 603819), (943, 551313), (1107, 469637), (1449, 358791), (2583, 201273), (2829, 183771), (2917, 178227), (4347, 119597), (6601, 78759), (7749, 67091), (8487, 61257), (8751, 59409), (19803, 26253), (20419, 25461)]