20121054015

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1\times {\mathrm{140417}}^1$

素因数の和:140699

約数の個数: 32

約数和(自身を含む): 33120674496

約数和(自身を除く): 12999620481

約数列:

[1, 3, 5, 15, 41, 123, 205, 233, 615, 699, 1165, 3495, 9553, 28659, 47765, 140417, 143295, 421251, 702085, 2106255, 5757097, 17271291, 28785485, 32717161, 86356455, 98151483, 163585805, 490757415, 1341403601, 4024210803, 6707018005, 20121054015]

約数ペア:

[(1, 20121054015), (3, 6707018005), (5, 4024210803), (15, 1341403601), (41, 490757415), (123, 163585805), (205, 98151483), (233, 86356455), (615, 32717161), (699, 28785485), (1165, 17271291), (3495, 5757097), (9553, 2106255), (28659, 702085), (47765, 421251), (140417, 143295)]