78438668

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{6883}}^1$

素因数の和:6942

約数の個数: 48

約数和(自身を含む): 175789824

約数和(自身を除く): 97351156

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 74, 77, 148, 154, 259, 308, 407, 518, 814, 1036, 1628, 2849, 5698, 6883, 11396, 13766, 27532, 48181, 75713, 96362, 151426, 192724, 254671, 302852, 509342, 529991, 1018684, 1059982, 1782697, 2119964, 2801381, 3565394, 5602762, 7130788, 11205524, 19609667, 39219334, 78438668]

約数ペア:

[(1, 78438668), (2, 39219334), (4, 19609667), (7, 11205524), (11, 7130788), (14, 5602762), (22, 3565394), (28, 2801381), (37, 2119964), (44, 1782697), (74, 1059982), (77, 1018684), (148, 529991), (154, 509342), (259, 302852), (308, 254671), (407, 192724), (518, 151426), (814, 96362), (1036, 75713), (1628, 48181), (2849, 27532), (5698, 13766), (6883, 11396)]