72291735

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1783}}^1$

素因数の和:1864

約数の個数: 48

約数和(自身を含む): 135255744

約数和(自身を除く): 62964009

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 53, 85, 153, 159, 255, 265, 477, 765, 795, 901, 1783, 2385, 2703, 4505, 5349, 8109, 8915, 13515, 16047, 26745, 30311, 40545, 80235, 90933, 94499, 151555, 272799, 283497, 454665, 472495, 850491, 1363995, 1417485, 1606483, 4252455, 4819449, 8032415, 14458347, 24097245, 72291735]

約数ペア:

[(1, 72291735), (3, 24097245), (5, 14458347), (9, 8032415), (15, 4819449), (17, 4252455), (45, 1606483), (51, 1417485), (53, 1363995), (85, 850491), (153, 472495), (159, 454665), (255, 283497), (265, 272799), (477, 151555), (765, 94499), (795, 90933), (901, 80235), (1783, 40545), (2385, 30311), (2703, 26745), (4505, 16047), (5349, 13515), (8109, 8915)]