90591753

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2083}}^1$

素因数の和:2221

約数の個数: 32

約数和(自身を含む): 146713600

約数和(自身を除く): 56121847

約数列:

[1, 3, 7, 19, 21, 57, 109, 133, 327, 399, 763, 2071, 2083, 2289, 6213, 6249, 14497, 14581, 39577, 43491, 43743, 118731, 227047, 277039, 681141, 831117, 1589329, 4313893, 4767987, 12941679, 30197251, 90591753]

約数ペア:

[(1, 90591753), (3, 30197251), (7, 12941679), (19, 4767987), (21, 4313893), (57, 1589329), (109, 831117), (133, 681141), (327, 277039), (399, 227047), (763, 118731), (2071, 43743), (2083, 43491), (2289, 39577), (6213, 14581), (6249, 14497)]