90205947

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{373}}^1$

素因数の和:461

約数の個数: 48

約数和(自身を含む): 147834720

約数和(自身を除く): 57628773

約数列:

[1, 3, 9, 13, 27, 39, 53, 117, 159, 169, 351, 373, 477, 507, 689, 1119, 1431, 1521, 2067, 3357, 4563, 4849, 6201, 8957, 10071, 14547, 18603, 19769, 26871, 43641, 59307, 63037, 80613, 130923, 177921, 189111, 241839, 256997, 533763, 567333, 770991, 1701999, 2312973, 3340961, 6938919, 10022883, 30068649, 90205947]

約数ペア:

[(1, 90205947), (3, 30068649), (9, 10022883), (13, 6938919), (27, 3340961), (39, 2312973), (53, 1701999), (117, 770991), (159, 567333), (169, 533763), (351, 256997), (373, 241839), (477, 189111), (507, 177921), (689, 130923), (1119, 80613), (1431, 63037), (1521, 59307), (2067, 43641), (3357, 26871), (4563, 19769), (4849, 18603), (6201, 14547), (8957, 10071)]