66981045

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{577}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 109866240

約数和(自身を除く): 42885195

約数列:

[1, 3, 5, 15, 71, 109, 213, 327, 355, 545, 577, 1065, 1635, 1731, 2885, 7739, 8655, 23217, 38695, 40967, 62893, 116085, 122901, 188679, 204835, 314465, 614505, 943395, 4465403, 13396209, 22327015, 66981045]

約数ペア:

[(1, 66981045), (3, 22327015), (5, 13396209), (15, 4465403), (71, 943395), (109, 614505), (213, 314465), (327, 204835), (355, 188679), (545, 122901), (577, 116085), (1065, 62893), (1635, 40967), (1731, 38695), (2885, 23217), (7739, 8655)]