13387815

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 28139520

約数和(自身を除く): 14751705

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 31, 35, 45, 63, 93, 105, 135, 155, 189, 217, 279, 315, 457, 465, 651, 837, 945, 1085, 1371, 1395, 1953, 2285, 3199, 3255, 4113, 4185, 5859, 6855, 9597, 9765, 12339, 14167, 15995, 20565, 28791, 29295, 42501, 47985, 61695, 70835, 86373, 99169, 127503, 143955, 212505, 297507, 382509, 431865, 495845, 637515, 892521, 1487535, 1912545, 2677563, 4462605, 13387815]

約数ペア:

[(1, 13387815), (3, 4462605), (5, 2677563), (7, 1912545), (9, 1487535), (15, 892521), (21, 637515), (27, 495845), (31, 431865), (35, 382509), (45, 297507), (63, 212505), (93, 143955), (105, 127503), (135, 99169), (155, 86373), (189, 70835), (217, 61695), (279, 47985), (315, 42501), (457, 29295), (465, 28791), (651, 20565), (837, 15995), (945, 14167), (1085, 12339), (1371, 9765), (1395, 9597), (1953, 6855), (2285, 5859), (3199, 4185), (3255, 4113)]