72040695

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1831}}^1$

素因数の和:1943

約数の個数: 32

約数和(自身を含む): 119944704

約数和(自身を除く): 47904009

約数列:

[1, 3, 5, 15, 43, 61, 129, 183, 215, 305, 645, 915, 1831, 2623, 5493, 7869, 9155, 13115, 27465, 39345, 78733, 111691, 236199, 335073, 393665, 558455, 1180995, 1675365, 4802713, 14408139, 24013565, 72040695]

約数ペア:

[(1, 72040695), (3, 24013565), (5, 14408139), (15, 4802713), (43, 1675365), (61, 1180995), (129, 558455), (183, 393665), (215, 335073), (305, 236199), (645, 111691), (915, 78733), (1831, 39345), (2623, 27465), (5493, 13115), (7869, 9155)]