158773945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{401}}^1$

素因数の和:753

約数の個数: 32

約数和(自身を含む): 218121984

約数和(自身を除く): 59348039

約数列:

[1, 5, 11, 23, 55, 115, 253, 313, 401, 1265, 1565, 2005, 3443, 4411, 7199, 9223, 17215, 22055, 35995, 46115, 79189, 101453, 125513, 395945, 507265, 627565, 1380643, 2886799, 6903215, 14433995, 31754789, 158773945]

約数ペア:

[(1, 158773945), (5, 31754789), (11, 14433995), (23, 6903215), (55, 2886799), (115, 1380643), (253, 627565), (313, 507265), (401, 395945), (1265, 125513), (1565, 101453), (2005, 79189), (3443, 46115), (4411, 35995), (7199, 22055), (9223, 17215)]