649720188

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{877}}^1\times {\mathrm{1583}}^1$

素因数の和:2483

約数の個数: 72

約数和(自身を含む): 1771818048

約数和(自身を除く): 1122097860

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 877, 1583, 1754, 2631, 3166, 3508, 4749, 5262, 6332, 7893, 9498, 10524, 11401, 14247, 15786, 18996, 20579, 22802, 28494, 31572, 34203, 41158, 45604, 56988, 61737, 68406, 82316, 102609, 123474, 136812, 185211, 205218, 246948, 370422, 410436, 740844, 1388291, 2776582, 4164873, 5553164, 8329746, 12494619, 16659492, 18047783, 24989238, 36095566, 49978476, 54143349, 72191132, 108286698, 162430047, 216573396, 324860094, 649720188]

約数ペア:

[(1, 649720188), (2, 324860094), (3, 216573396), (4, 162430047), (6, 108286698), (9, 72191132), (12, 54143349), (13, 49978476), (18, 36095566), (26, 24989238), (36, 18047783), (39, 16659492), (52, 12494619), (78, 8329746), (117, 5553164), (156, 4164873), (234, 2776582), (468, 1388291), (877, 740844), (1583, 410436), (1754, 370422), (2631, 246948), (3166, 205218), (3508, 185211), (4749, 136812), (5262, 123474), (6332, 102609), (7893, 82316), (9498, 68406), (10524, 61737), (11401, 56988), (14247, 45604), (15786, 41158), (18996, 34203), (20579, 31572), (22802, 28494)]