214967205

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{521}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 382567536

約数和(自身を除く): 167600331

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 173, 265, 477, 519, 521, 795, 865, 1557, 1563, 2385, 2595, 2605, 4689, 7785, 7815, 9169, 23445, 27507, 27613, 45845, 82521, 82839, 90133, 137535, 138065, 248517, 270399, 412605, 414195, 450665, 811197, 1242585, 1351995, 4055985, 4777049, 14331147, 23885245, 42993441, 71655735, 214967205]

約数ペア:

[(1, 214967205), (3, 71655735), (5, 42993441), (9, 23885245), (15, 14331147), (45, 4777049), (53, 4055985), (159, 1351995), (173, 1242585), (265, 811197), (477, 450665), (519, 414195), (521, 412605), (795, 270399), (865, 248517), (1557, 138065), (1563, 137535), (2385, 90133), (2595, 82839), (2605, 82521), (4689, 45845), (7785, 27613), (7815, 27507), (9169, 23445)]