78813315

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1153}}^1$

素因数の和:1209

約数の個数: 72

約数和(自身を含む): 164181888

約数和(自身を除く): 85368573

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, 1085, 1153, 1395, 1519, 1953, 2205, 3255, 3459, 4557, 5765, 7595, 8071, 9765, 10377, 13671, 17295, 22785, 24213, 35743, 40355, 51885, 56497, 68355, 72639, 107229, 121065, 169491, 178715, 250201, 282485, 321687, 363195, 508473, 536145, 750603, 847455, 1251005, 1608435, 1751407, 2251809, 2542365, 3753015, 5254221, 8757035, 11259045, 15762663, 26271105, 78813315]

約数ペア:

[(1, 78813315), (3, 26271105), (5, 15762663), (7, 11259045), (9, 8757035), (15, 5254221), (21, 3753015), (31, 2542365), (35, 2251809), (45, 1751407), (49, 1608435), (63, 1251005), (93, 847455), (105, 750603), (147, 536145), (155, 508473), (217, 363195), (245, 321687), (279, 282485), (315, 250201), (441, 178715), (465, 169491), (651, 121065), (735, 107229), (1085, 72639), (1153, 68355), (1395, 56497), (1519, 51885), (1953, 40355), (2205, 35743), (3255, 24213), (3459, 22785), (4557, 17295), (5765, 13671), (7595, 10377), (8071, 9765)]