9921395

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^2\times {\mathrm{31}}^1$

素因数の和:104

約数の個数: 36

約数和(自身を含む): 14121408

約数和(自身を除く): 4200013

約数列:

[1, 5, 11, 23, 31, 55, 115, 121, 155, 253, 341, 529, 605, 713, 1265, 1705, 2645, 2783, 3565, 3751, 5819, 7843, 13915, 16399, 18755, 29095, 39215, 64009, 81995, 86273, 180389, 320045, 431365, 901945, 1984279, 9921395]

約数ペア:

[(1, 9921395), (5, 1984279), (11, 901945), (23, 431365), (31, 320045), (55, 180389), (115, 86273), (121, 81995), (155, 64009), (253, 39215), (341, 29095), (529, 18755), (605, 16399), (713, 13915), (1265, 7843), (1705, 5819), (2645, 3751), (2783, 3565)]