22260015

素因数分解:

$3^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:251

約数の個数: 56

約数和(自身を含む): 41551488

約数和(自身を除く): 19291473

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 197, 243, 279, 405, 465, 591, 729, 837, 985, 1215, 1395, 1773, 2511, 2955, 3645, 4185, 5319, 6107, 7533, 8865, 12555, 15957, 18321, 22599, 26595, 30535, 37665, 47871, 54963, 79785, 91605, 112995, 143613, 164889, 239355, 274815, 494667, 718065, 824445, 1484001, 2473335, 4452003, 7420005, 22260015]

約数ペア:

[(1, 22260015), (3, 7420005), (5, 4452003), (9, 2473335), (15, 1484001), (27, 824445), (31, 718065), (45, 494667), (81, 274815), (93, 239355), (135, 164889), (155, 143613), (197, 112995), (243, 91605), (279, 79785), (405, 54963), (465, 47871), (591, 37665), (729, 30535), (837, 26595), (985, 22599), (1215, 18321), (1395, 15957), (1773, 12555), (2511, 8865), (2955, 7533), (3645, 6107), (4185, 5319)]