13371075

素因数分解:

$3^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:127

約数の個数: 72

約数和(自身を含む): 25998336

約数和(自身を除く): 12627261

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 71, 75, 81, 93, 135, 155, 213, 225, 243, 279, 355, 405, 465, 639, 675, 775, 837, 1065, 1215, 1395, 1775, 1917, 2025, 2201, 2325, 2511, 3195, 4185, 5325, 5751, 6075, 6603, 6975, 7533, 9585, 11005, 12555, 15975, 17253, 19809, 20925, 28755, 33015, 37665, 47925, 55025, 59427, 62775, 86265, 99045, 143775, 165075, 178281, 188325, 297135, 431325, 495225, 534843, 891405, 1485675, 2674215, 4457025, 13371075]

約数ペア:

[(1, 13371075), (3, 4457025), (5, 2674215), (9, 1485675), (15, 891405), (25, 534843), (27, 495225), (31, 431325), (45, 297135), (71, 188325), (75, 178281), (81, 165075), (93, 143775), (135, 99045), (155, 86265), (213, 62775), (225, 59427), (243, 55025), (279, 47925), (355, 37665), (405, 33015), (465, 28755), (639, 20925), (675, 19809), (775, 17253), (837, 15975), (1065, 12555), (1215, 11005), (1395, 9585), (1775, 7533), (1917, 6975), (2025, 6603), (2201, 6075), (2325, 5751), (2511, 5325), (3195, 4185)]