22209795

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:138

約数の個数: 80

約数和(自身を含む): 43211520

約数和(自身を除く): 21001725

約数列:

[1, 3, 5, 9, 15, 27, 29, 31, 45, 61, 81, 87, 93, 135, 145, 155, 183, 261, 279, 305, 405, 435, 465, 549, 783, 837, 899, 915, 1305, 1395, 1647, 1769, 1891, 2349, 2511, 2697, 2745, 3915, 4185, 4495, 4941, 5307, 5673, 8091, 8235, 8845, 9455, 11745, 12555, 13485, 15921, 17019, 24273, 24705, 26535, 28365, 40455, 47763, 51057, 54839, 72819, 79605, 85095, 121365, 143289, 153171, 164517, 238815, 255285, 274195, 364095, 493551, 716445, 765855, 822585, 1480653, 2467755, 4441959, 7403265, 22209795]

約数ペア:

[(1, 22209795), (3, 7403265), (5, 4441959), (9, 2467755), (15, 1480653), (27, 822585), (29, 765855), (31, 716445), (45, 493551), (61, 364095), (81, 274195), (87, 255285), (93, 238815), (135, 164517), (145, 153171), (155, 143289), (183, 121365), (261, 85095), (279, 79605), (305, 72819), (405, 54839), (435, 51057), (465, 47763), (549, 40455), (783, 28365), (837, 26535), (899, 24705), (915, 24273), (1305, 17019), (1395, 15921), (1647, 13485), (1769, 12555), (1891, 11745), (2349, 9455), (2511, 8845), (2697, 8235), (2745, 8091), (3915, 5673), (4185, 5307), (4495, 4941)]