28612836

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6679}}^1$

素因数の和:6713

約数の個数: 72

約数和(自身を含む): 87534720

約数和(自身を除く): 58921884

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 238, 252, 306, 357, 476, 612, 714, 1071, 1428, 2142, 4284, 6679, 13358, 20037, 26716, 40074, 46753, 60111, 80148, 93506, 113543, 120222, 140259, 187012, 227086, 240444, 280518, 340629, 420777, 454172, 561036, 681258, 794801, 841554, 1021887, 1362516, 1589602, 1683108, 2043774, 2384403, 3179204, 4087548, 4768806, 7153209, 9537612, 14306418, 28612836]

約数ペア:

[(1, 28612836), (2, 14306418), (3, 9537612), (4, 7153209), (6, 4768806), (7, 4087548), (9, 3179204), (12, 2384403), (14, 2043774), (17, 1683108), (18, 1589602), (21, 1362516), (28, 1021887), (34, 841554), (36, 794801), (42, 681258), (51, 561036), (63, 454172), (68, 420777), (84, 340629), (102, 280518), (119, 240444), (126, 227086), (153, 187012), (204, 140259), (238, 120222), (252, 113543), (306, 93506), (357, 80148), (476, 60111), (612, 46753), (714, 40074), (1071, 26716), (1428, 20037), (2142, 13358), (4284, 6679)]