71419725

素因数分解:

$3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2713}}^1$

素因数の和:2748

約数の個数: 60

約数和(自身を含む): 142522996

約数和(自身を除く): 71103271

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 81, 117, 135, 195, 225, 325, 351, 405, 585, 675, 975, 1053, 1755, 2025, 2713, 2925, 5265, 8139, 8775, 13565, 24417, 26325, 35269, 40695, 67825, 73251, 105807, 122085, 176345, 203475, 219753, 317421, 366255, 529035, 610425, 881725, 952263, 1098765, 1587105, 1831275, 2645175, 2856789, 4761315, 5493825, 7935525, 14283945, 23806575, 71419725]

約数ペア:

[(1, 71419725), (3, 23806575), (5, 14283945), (9, 7935525), (13, 5493825), (15, 4761315), (25, 2856789), (27, 2645175), (39, 1831275), (45, 1587105), (65, 1098765), (75, 952263), (81, 881725), (117, 610425), (135, 529035), (195, 366255), (225, 317421), (325, 219753), (351, 203475), (405, 176345), (585, 122085), (675, 105807), (975, 73251), (1053, 67825), (1755, 40695), (2025, 35269), (2713, 26325), (2925, 24417), (5265, 13565), (8139, 8775)]