13360515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 26557440

約数和(自身を除く): 13196925

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 37, 57, 95, 105, 111, 133, 181, 185, 259, 285, 399, 543, 555, 665, 703, 777, 905, 1267, 1295, 1995, 2109, 2715, 3439, 3515, 3801, 3885, 4921, 6335, 6697, 10317, 10545, 14763, 17195, 19005, 20091, 24073, 24605, 33485, 46879, 51585, 72219, 73815, 100455, 120365, 127243, 140637, 234395, 361095, 381729, 636215, 703185, 890701, 1908645, 2672103, 4453505, 13360515]

約数ペア:

[(1, 13360515), (3, 4453505), (5, 2672103), (7, 1908645), (15, 890701), (19, 703185), (21, 636215), (35, 381729), (37, 361095), (57, 234395), (95, 140637), (105, 127243), (111, 120365), (133, 100455), (181, 73815), (185, 72219), (259, 51585), (285, 46879), (399, 33485), (543, 24605), (555, 24073), (665, 20091), (703, 19005), (777, 17195), (905, 14763), (1267, 10545), (1295, 10317), (1995, 6697), (2109, 6335), (2715, 4921), (3439, 3885), (3515, 3801)]