15949908

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:393

約数の個数: 72

約数和(自身を含む): 43891848

約数和(自身を除く): 27941940

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 173, 197, 234, 346, 394, 468, 519, 591, 692, 788, 1038, 1182, 1557, 1773, 2076, 2249, 2364, 2561, 3114, 3546, 4498, 5122, 6228, 6747, 7092, 7683, 8996, 10244, 13494, 15366, 20241, 23049, 26988, 30732, 34081, 40482, 46098, 68162, 80964, 92196, 102243, 136324, 204486, 306729, 408972, 443053, 613458, 886106, 1226916, 1329159, 1772212, 2658318, 3987477, 5316636, 7974954, 15949908]

約数ペア:

[(1, 15949908), (2, 7974954), (3, 5316636), (4, 3987477), (6, 2658318), (9, 1772212), (12, 1329159), (13, 1226916), (18, 886106), (26, 613458), (36, 443053), (39, 408972), (52, 306729), (78, 204486), (117, 136324), (156, 102243), (173, 92196), (197, 80964), (234, 68162), (346, 46098), (394, 40482), (468, 34081), (519, 30732), (591, 26988), (692, 23049), (788, 20241), (1038, 15366), (1182, 13494), (1557, 10244), (1773, 8996), (2076, 7683), (2249, 7092), (2364, 6747), (2561, 6228), (3114, 5122), (3546, 4498)]