40809735

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 73389888

約数和(自身を除く): 32580153

約数列:

[1, 3, 5, 9, 15, 45, 53, 71, 159, 213, 241, 265, 355, 477, 639, 723, 795, 1065, 1205, 2169, 2385, 3195, 3615, 3763, 10845, 11289, 12773, 17111, 18815, 33867, 38319, 51333, 56445, 63865, 85555, 114957, 153999, 169335, 191595, 256665, 574785, 769995, 906883, 2720649, 4534415, 8161947, 13603245, 40809735]

約数ペア:

[(1, 40809735), (3, 13603245), (5, 8161947), (9, 4534415), (15, 2720649), (45, 906883), (53, 769995), (71, 574785), (159, 256665), (213, 191595), (241, 169335), (265, 153999), (355, 114957), (477, 85555), (639, 63865), (723, 56445), (795, 51333), (1065, 38319), (1205, 33867), (2169, 18815), (2385, 17111), (3195, 12773), (3615, 11289), (3763, 10845)]