64890618

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:359

約数の個数: 64

約数和(自身を含む): 145297152

約数和(自身を除く): 80406534

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 103, 123, 197, 206, 246, 309, 394, 533, 591, 618, 1066, 1182, 1339, 1599, 2561, 2678, 3198, 4017, 4223, 5122, 7683, 8034, 8077, 8446, 12669, 15366, 16154, 20291, 24231, 25338, 40582, 48462, 54899, 60873, 105001, 109798, 121746, 164697, 210002, 263783, 315003, 329394, 527566, 630006, 791349, 831931, 1582698, 1663862, 2495793, 4991586, 10815103, 21630206, 32445309, 64890618]

約数ペア:

[(1, 64890618), (2, 32445309), (3, 21630206), (6, 10815103), (13, 4991586), (26, 2495793), (39, 1663862), (41, 1582698), (78, 831931), (82, 791349), (103, 630006), (123, 527566), (197, 329394), (206, 315003), (246, 263783), (309, 210002), (394, 164697), (533, 121746), (591, 109798), (618, 105001), (1066, 60873), (1182, 54899), (1339, 48462), (1599, 40582), (2561, 25338), (2678, 24231), (3198, 20291), (4017, 16154), (4223, 15366), (5122, 12669), (7683, 8446), (8034, 8077)]