13212045

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:104

約数の個数: 128

約数和(自身を含む): 30965760

約数和(自身を除く): 17753715

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 31, 33, 35, 41, 45, 55, 63, 77, 93, 99, 105, 123, 135, 155, 165, 189, 205, 217, 231, 279, 287, 297, 315, 341, 369, 385, 451, 465, 495, 615, 651, 693, 837, 861, 945, 1023, 1085, 1107, 1155, 1271, 1353, 1395, 1435, 1485, 1705, 1845, 1953, 2079, 2255, 2387, 2583, 3069, 3157, 3255, 3465, 3813, 4059, 4185, 4305, 5115, 5535, 5859, 6355, 6765, 7161, 7749, 8897, 9207, 9471, 9765, 10395, 11439, 11935, 12177, 12915, 13981, 15345, 15785, 19065, 20295, 21483, 26691, 28413, 29295, 34317, 35805, 38745, 41943, 44485, 46035, 47355, 57195, 60885, 64449, 69905, 80073, 85239, 97867, 107415, 125829, 133455, 142065, 171585, 209715, 240219, 293601, 322245, 377487, 400365, 426195, 489335, 629145, 880803, 1201095, 1468005, 1887435, 2642409, 4404015, 13212045]

約数ペア:

[(1, 13212045), (3, 4404015), (5, 2642409), (7, 1887435), (9, 1468005), (11, 1201095), (15, 880803), (21, 629145), (27, 489335), (31, 426195), (33, 400365), (35, 377487), (41, 322245), (45, 293601), (55, 240219), (63, 209715), (77, 171585), (93, 142065), (99, 133455), (105, 125829), (123, 107415), (135, 97867), (155, 85239), (165, 80073), (189, 69905), (205, 64449), (217, 60885), (231, 57195), (279, 47355), (287, 46035), (297, 44485), (315, 41943), (341, 38745), (369, 35805), (385, 34317), (451, 29295), (465, 28413), (495, 26691), (615, 21483), (651, 20295), (693, 19065), (837, 15785), (861, 15345), (945, 13981), (1023, 12915), (1085, 12177), (1107, 11935), (1155, 11439), (1271, 10395), (1353, 9765), (1395, 9471), (1435, 9207), (1485, 8897), (1705, 7749), (1845, 7161), (1953, 6765), (2079, 6355), (2255, 5859), (2387, 5535), (2583, 5115), (3069, 4305), (3157, 4185), (3255, 4059), (3465, 3813)]