387816961

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1307}}^1$

素因数の和:1453

約数の個数: 32

約数和(自身を含む): 492226560

約数和(自身を除く): 104409599

約数列:

[1, 7, 19, 23, 97, 133, 161, 437, 679, 1307, 1843, 2231, 3059, 9149, 12901, 15617, 24833, 30061, 42389, 126779, 173831, 210427, 296723, 571159, 887453, 2408801, 2915917, 3998113, 16861607, 20411419, 55402423, 387816961]

約数ペア:

[(1, 387816961), (7, 55402423), (19, 20411419), (23, 16861607), (97, 3998113), (133, 2915917), (161, 2408801), (437, 887453), (679, 571159), (1307, 296723), (1843, 210427), (2231, 173831), (3059, 126779), (9149, 42389), (12901, 30061), (15617, 24833)]