28931595

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{677}}^1$

素因数の和:740

約数の個数: 64

約数和(自身を含む): 59360256

約数和(自身を除く): 30428661

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 37, 55, 77, 105, 111, 165, 185, 231, 259, 385, 407, 555, 677, 777, 1155, 1221, 1295, 2031, 2035, 2849, 3385, 3885, 4739, 6105, 7447, 8547, 10155, 14217, 14245, 22341, 23695, 25049, 37235, 42735, 52129, 71085, 75147, 111705, 125245, 156387, 175343, 260645, 275539, 375735, 526029, 781935, 826617, 876715, 1377695, 1928773, 2630145, 4133085, 5786319, 9643865, 28931595]

約数ペア:

[(1, 28931595), (3, 9643865), (5, 5786319), (7, 4133085), (11, 2630145), (15, 1928773), (21, 1377695), (33, 876715), (35, 826617), (37, 781935), (55, 526029), (77, 375735), (105, 275539), (111, 260645), (165, 175343), (185, 156387), (231, 125245), (259, 111705), (385, 75147), (407, 71085), (555, 52129), (677, 42735), (777, 37235), (1155, 25049), (1221, 23695), (1295, 22341), (2031, 14245), (2035, 14217), (2849, 10155), (3385, 8547), (3885, 7447), (4739, 6105)]