6998915

素因数分解:

$5^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{53}}^1$

素因数の和:97

約数の個数: 40

約数和(自身を含む): 10890288

約数和(自身を除く): 3891373

約数列:

[1, 5, 7, 11, 35, 49, 53, 55, 77, 245, 265, 343, 371, 385, 539, 583, 1715, 1855, 2401, 2597, 2695, 2915, 3773, 4081, 12005, 12985, 18179, 18865, 20405, 26411, 28567, 90895, 127253, 132055, 142835, 199969, 636265, 999845, 1399783, 6998915]

約数ペア:

[(1, 6998915), (5, 1399783), (7, 999845), (11, 636265), (35, 199969), (49, 142835), (53, 132055), (55, 127253), (77, 90895), (245, 28567), (265, 26411), (343, 20405), (371, 18865), (385, 18179), (539, 12985), (583, 12005), (1715, 4081), (1855, 3773), (2401, 2915), (2597, 2695)]