90173006

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:441

約数の個数: 64

約数和(自身を含む): 177845760

約数和(自身を除く): 87672754

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 61, 77, 122, 154, 203, 319, 331, 406, 427, 638, 662, 671, 854, 1342, 1769, 2233, 2317, 3538, 3641, 4466, 4634, 4697, 7282, 9394, 9599, 12383, 19198, 19459, 20191, 24766, 25487, 38918, 40382, 50974, 67193, 105589, 134386, 136213, 141337, 211178, 222101, 272426, 282674, 444202, 585539, 739123, 1171078, 1478246, 1554707, 3109414, 4098773, 6440929, 8197546, 12881858, 45086503, 90173006]

約数ペア:

[(1, 90173006), (2, 45086503), (7, 12881858), (11, 8197546), (14, 6440929), (22, 4098773), (29, 3109414), (58, 1554707), (61, 1478246), (77, 1171078), (122, 739123), (154, 585539), (203, 444202), (319, 282674), (331, 272426), (406, 222101), (427, 211178), (638, 141337), (662, 136213), (671, 134386), (854, 105589), (1342, 67193), (1769, 50974), (2233, 40382), (2317, 38918), (3538, 25487), (3641, 24766), (4466, 20191), (4634, 19459), (4697, 19198), (7282, 12383), (9394, 9599)]