215460741

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{977}}^1$

素因数の和:1125

約数の個数: 32

約数和(自身を含む): 312647040

約数和(自身を除く): 97186299

約数列:

[1, 3, 19, 53, 57, 73, 159, 219, 977, 1007, 1387, 2931, 3021, 3869, 4161, 11607, 18563, 51781, 55689, 71321, 73511, 155343, 213963, 220533, 983839, 1355099, 2951517, 3780013, 4065297, 11340039, 71820247, 215460741]

約数ペア:

[(1, 215460741), (3, 71820247), (19, 11340039), (53, 4065297), (57, 3780013), (73, 2951517), (159, 1355099), (219, 983839), (977, 220533), (1007, 213963), (1387, 155343), (2931, 73511), (3021, 71321), (3869, 55689), (4161, 51781), (11607, 18563)]