1271205

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:118

約数の個数: 48

約数和(自身を含む): 2476656

約数和(自身を除く): 1205451

約数列:

[1, 3, 5, 9, 13, 15, 39, 41, 45, 53, 65, 117, 123, 159, 195, 205, 265, 369, 477, 533, 585, 615, 689, 795, 1599, 1845, 2067, 2173, 2385, 2665, 3445, 4797, 6201, 6519, 7995, 10335, 10865, 19557, 23985, 28249, 31005, 32595, 84747, 97785, 141245, 254241, 423735, 1271205]

約数ペア:

[(1, 1271205), (3, 423735), (5, 254241), (9, 141245), (13, 97785), (15, 84747), (39, 32595), (41, 31005), (45, 28249), (53, 23985), (65, 19557), (117, 10865), (123, 10335), (159, 7995), (195, 6519), (205, 6201), (265, 4797), (369, 3445), (477, 2665), (533, 2385), (585, 2173), (615, 2067), (689, 1845), (795, 1599)]