4919385

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 8507520

約数和(自身を除く): 3588135

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 285, 421, 615, 779, 1263, 2105, 2337, 3895, 6315, 7999, 11685, 17261, 23997, 39995, 51783, 86305, 119985, 258915, 327959, 983877, 1639795, 4919385]

約数ペア:

[(1, 4919385), (3, 1639795), (5, 983877), (15, 327959), (19, 258915), (41, 119985), (57, 86305), (95, 51783), (123, 39995), (205, 23997), (285, 17261), (421, 11685), (615, 7999), (779, 6315), (1263, 3895), (2105, 2337)]