1642938

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:131

約数の個数: 48

約数和(自身を含む): 3779328

約数和(自身を除く): 2136390

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 73, 93, 121, 146, 186, 219, 242, 341, 363, 438, 682, 726, 803, 1023, 1606, 2046, 2263, 2409, 3751, 4526, 4818, 6789, 7502, 8833, 11253, 13578, 17666, 22506, 24893, 26499, 49786, 52998, 74679, 149358, 273823, 547646, 821469, 1642938]

約数ペア:

[(1, 1642938), (2, 821469), (3, 547646), (6, 273823), (11, 149358), (22, 74679), (31, 52998), (33, 49786), (62, 26499), (66, 24893), (73, 22506), (93, 17666), (121, 13578), (146, 11253), (186, 8833), (219, 7502), (242, 6789), (341, 4818), (363, 4526), (438, 3751), (682, 2409), (726, 2263), (803, 2046), (1023, 1606)]