291213930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{1386733}}^1$

素因数の和:1386750

約数の個数: 32

約数和(自身を含む): 798758784

約数和(自身を除く): 507544854

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 1386733, 2773466, 4160199, 6933665, 8320398, 9707131, 13867330, 19414262, 20800995, 29121393, 41601990, 48535655, 58242786, 97071310, 145606965, 291213930]

約数ペア:

[(1, 291213930), (2, 145606965), (3, 97071310), (5, 58242786), (6, 48535655), (7, 41601990), (10, 29121393), (14, 20800995), (15, 19414262), (21, 13867330), (30, 9707131), (35, 8320398), (42, 6933665), (70, 4160199), (105, 2773466), (210, 1386733)]