90418515

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{1237}}^1$

素因数の和:1699

約数の個数: 32

約数和(自身を含む): 158305536

約数和(自身を除く): 67887021

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 443, 1237, 1329, 2215, 3711, 4873, 6185, 6645, 13607, 14619, 18555, 24365, 40821, 68035, 73095, 204105, 547991, 1643973, 2739955, 6027901, 8219865, 18083703, 30139505, 90418515]

約数ペア:

[(1, 90418515), (3, 30139505), (5, 18083703), (11, 8219865), (15, 6027901), (33, 2739955), (55, 1643973), (165, 547991), (443, 204105), (1237, 73095), (1329, 68035), (2215, 40821), (3711, 24365), (4873, 18555), (6185, 14619), (6645, 13607)]