28612774568

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{225781}}^1$

素因数の和:225898

約数の個数: 64

約数和(自身を含む): 64158213120

約数和(自身を除く): 35545438552

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 73, 124, 146, 217, 248, 292, 434, 511, 584, 868, 1022, 1736, 2044, 2263, 4088, 4526, 9052, 15841, 18104, 31682, 63364, 126728, 225781, 451562, 903124, 1580467, 1806248, 3160934, 6321868, 6999211, 12643736, 13998422, 16482013, 27996844, 32964026, 48994477, 55993688, 65928052, 97988954, 115374091, 131856104, 195977908, 230748182, 391955816, 461496364, 510942403, 922992728, 1021884806, 2043769612, 3576596821, 4087539224, 7153193642, 14306387284, 28612774568]

約数ペア:

[(1, 28612774568), (2, 14306387284), (4, 7153193642), (7, 4087539224), (8, 3576596821), (14, 2043769612), (28, 1021884806), (31, 922992728), (56, 510942403), (62, 461496364), (73, 391955816), (124, 230748182), (146, 195977908), (217, 131856104), (248, 115374091), (292, 97988954), (434, 65928052), (511, 55993688), (584, 48994477), (868, 32964026), (1022, 27996844), (1736, 16482013), (2044, 13998422), (2263, 12643736), (4088, 6999211), (4526, 6321868), (9052, 3160934), (15841, 1806248), (18104, 1580467), (31682, 903124), (63364, 451562), (126728, 225781)]