878492056

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23399}}^1$

素因数の和:23456

約数の個数: 48

約数和(自身を含む): 1872234000

約数和(自身を除く): 993741944

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 361, 494, 722, 988, 1444, 1976, 2888, 4693, 9386, 18772, 23399, 37544, 46798, 93596, 187192, 304187, 444581, 608374, 889162, 1216748, 1778324, 2433496, 3556648, 5779553, 8447039, 11559106, 16894078, 23118212, 33788156, 46236424, 67576312, 109811507, 219623014, 439246028, 878492056]

約数ペア:

[(1, 878492056), (2, 439246028), (4, 219623014), (8, 109811507), (13, 67576312), (19, 46236424), (26, 33788156), (38, 23118212), (52, 16894078), (76, 11559106), (104, 8447039), (152, 5779553), (247, 3556648), (361, 2433496), (494, 1778324), (722, 1216748), (988, 889162), (1444, 608374), (1976, 444581), (2888, 304187), (4693, 187192), (9386, 93596), (18772, 46798), (23399, 37544)]