689667044

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{1201}}^1$

素因数の和:1668

約数の個数: 48

約数和(自身を含む): 1363471872

約数和(自身を除く): 673804828

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 421, 682, 842, 1201, 1364, 1684, 2402, 4631, 4804, 9262, 13051, 13211, 18524, 26102, 26422, 37231, 52204, 52844, 74462, 143561, 148924, 287122, 409541, 505621, 574244, 819082, 1011242, 1638164, 2022484, 5561831, 11123662, 15674251, 22247324, 31348502, 62697004, 172416761, 344833522, 689667044]

約数ペア:

[(1, 689667044), (2, 344833522), (4, 172416761), (11, 62697004), (22, 31348502), (31, 22247324), (44, 15674251), (62, 11123662), (124, 5561831), (341, 2022484), (421, 1638164), (682, 1011242), (842, 819082), (1201, 574244), (1364, 505621), (1684, 409541), (2402, 287122), (4631, 148924), (4804, 143561), (9262, 74462), (13051, 52844), (13211, 52204), (18524, 37231), (26102, 26422)]