28463330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21401}}^1$

素因数の和:21434

約数の個数: 32

約数和(自身を含む): 61637760

約数和(自身を除く): 33174430

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 21401, 42802, 107005, 149807, 214010, 299614, 406619, 749035, 813238, 1498070, 2033095, 2846333, 4066190, 5692666, 14231665, 28463330]

約数ペア:

[(1, 28463330), (2, 14231665), (5, 5692666), (7, 4066190), (10, 2846333), (14, 2033095), (19, 1498070), (35, 813238), (38, 749035), (70, 406619), (95, 299614), (133, 214010), (190, 149807), (266, 107005), (665, 42802), (1330, 21401)]