64732185

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{947}}^1$

素因数の和:1003

約数の個数: 72

約数和(自身を含む): 134873856

約数和(自身を除く): 70141671

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 49, 63, 93, 105, 147, 155, 217, 245, 279, 315, 441, 465, 651, 735, 947, 1085, 1395, 1519, 1953, 2205, 2841, 3255, 4557, 4735, 6629, 7595, 8523, 9765, 13671, 14205, 19887, 22785, 29357, 33145, 42615, 46403, 59661, 68355, 88071, 99435, 139209, 146785, 205499, 232015, 264213, 298305, 417627, 440355, 616497, 696045, 1027495, 1321065, 1438493, 1849491, 2088135, 3082485, 4315479, 7192465, 9247455, 12946437, 21577395, 64732185]

約数ペア:

[(1, 64732185), (3, 21577395), (5, 12946437), (7, 9247455), (9, 7192465), (15, 4315479), (21, 3082485), (31, 2088135), (35, 1849491), (45, 1438493), (49, 1321065), (63, 1027495), (93, 696045), (105, 616497), (147, 440355), (155, 417627), (217, 298305), (245, 264213), (279, 232015), (315, 205499), (441, 146785), (465, 139209), (651, 99435), (735, 88071), (947, 68355), (1085, 59661), (1395, 46403), (1519, 42615), (1953, 33145), (2205, 29357), (2841, 22785), (3255, 19887), (4557, 14205), (4735, 13671), (6629, 9765), (7595, 8523)]