12919095

素因数分解:

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

素因数の和:72

約数の個数: 96

約数和(自身を含む): 27955200

約数和(自身を除く): 15036105

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 31, 35, 45, 49, 63, 81, 93, 105, 135, 147, 155, 189, 217, 243, 245, 279, 315, 343, 405, 441, 465, 567, 651, 735, 837, 945, 1029, 1085, 1215, 1323, 1395, 1519, 1701, 1715, 1953, 2205, 2511, 2835, 3087, 3255, 3969, 4185, 4557, 5145, 5859, 6615, 7533, 7595, 8505, 9261, 9765, 10633, 11907, 12555, 13671, 15435, 17577, 19845, 22785, 27783, 29295, 31899, 37665, 41013, 46305, 52731, 53165, 59535, 68355, 83349, 87885, 95697, 123039, 138915, 159495, 205065, 263655, 287091, 369117, 416745, 478485, 615195, 861273, 1435455, 1845585, 2583819, 4306365, 12919095]

約数ペア:

[(1, 12919095), (3, 4306365), (5, 2583819), (7, 1845585), (9, 1435455), (15, 861273), (21, 615195), (27, 478485), (31, 416745), (35, 369117), (45, 287091), (49, 263655), (63, 205065), (81, 159495), (93, 138915), (105, 123039), (135, 95697), (147, 87885), (155, 83349), (189, 68355), (217, 59535), (243, 53165), (245, 52731), (279, 46305), (315, 41013), (343, 37665), (405, 31899), (441, 29295), (465, 27783), (567, 22785), (651, 19845), (735, 17577), (837, 15435), (945, 13671), (1029, 12555), (1085, 11907), (1215, 10633), (1323, 9765), (1395, 9261), (1519, 8505), (1701, 7595), (1715, 7533), (1953, 6615), (2205, 5859), (2511, 5145), (2835, 4557), (3087, 4185), (3255, 3969)]