9890972

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{937}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 22061760

約数和(自身を除く): 12170788

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 52, 58, 91, 116, 182, 203, 364, 377, 406, 754, 812, 937, 1508, 1874, 2639, 3748, 5278, 6559, 10556, 12181, 13118, 24362, 26236, 27173, 48724, 54346, 85267, 108692, 170534, 190211, 341068, 353249, 380422, 706498, 760844, 1412996, 2472743, 4945486, 9890972]

約数ペア:

[(1, 9890972), (2, 4945486), (4, 2472743), (7, 1412996), (13, 760844), (14, 706498), (26, 380422), (28, 353249), (29, 341068), (52, 190211), (58, 170534), (91, 108692), (116, 85267), (182, 54346), (203, 48724), (364, 27173), (377, 26236), (406, 24362), (754, 13118), (812, 12181), (937, 10556), (1508, 6559), (1874, 5278), (2639, 3748)]