72977271

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 105557760

約数和(自身を除く): 32580489

約数列:

[1, 3, 19, 57, 67, 97, 197, 201, 291, 591, 1273, 1843, 3743, 3819, 5529, 6499, 11229, 13199, 19109, 19497, 39597, 57327, 123481, 250781, 363071, 370443, 752343, 1089213, 1280303, 3840909, 24325757, 72977271]

約数ペア:

[(1, 72977271), (3, 24325757), (19, 3840909), (57, 1280303), (67, 1089213), (97, 752343), (197, 370443), (201, 363071), (291, 250781), (591, 123481), (1273, 57327), (1843, 39597), (3743, 19497), (3819, 19109), (5529, 13199), (6499, 11229)]