78663914

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{509}}^1$

素因数の和:627

約数の個数: 48

約数和(自身を含む): 146512800

約数和(自身を除く): 67848886

約数列:

[1, 2, 7, 14, 19, 38, 49, 83, 98, 133, 166, 266, 509, 581, 931, 1018, 1162, 1577, 1862, 3154, 3563, 4067, 7126, 8134, 9671, 11039, 19342, 22078, 24941, 42247, 49882, 67697, 77273, 84494, 135394, 154546, 295729, 473879, 591458, 802693, 947758, 1605386, 2070103, 4140206, 5618851, 11237702, 39331957, 78663914]

約数ペア:

[(1, 78663914), (2, 39331957), (7, 11237702), (14, 5618851), (19, 4140206), (38, 2070103), (49, 1605386), (83, 947758), (98, 802693), (133, 591458), (166, 473879), (266, 295729), (509, 154546), (581, 135394), (931, 84494), (1018, 77273), (1162, 67697), (1577, 49882), (1862, 42247), (3154, 24941), (3563, 22078), (4067, 19342), (7126, 11039), (8134, 9671)]