519884897

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{563}}^1$

素因数の和:773

約数の個数: 32

約数和(自身を含む): 643230720

約数和(自身を除く): 123345823

約数列:

[1, 7, 19, 53, 131, 133, 371, 563, 917, 1007, 2489, 3941, 6943, 7049, 10697, 17423, 29839, 48601, 73753, 74879, 131917, 208873, 516271, 566941, 923419, 1401307, 3908909, 3968587, 9809149, 27362363, 74269271, 519884897]

約数ペア:

[(1, 519884897), (7, 74269271), (19, 27362363), (53, 9809149), (131, 3968587), (133, 3908909), (371, 1401307), (563, 923419), (917, 566941), (1007, 516271), (2489, 208873), (3941, 131917), (6943, 74879), (7049, 73753), (10697, 48601), (17423, 29839)]