39901716

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:381

約数の個数: 72

約数和(自身を含む): 104255424

約数和(自身を除く): 64353708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 71, 134, 142, 201, 213, 233, 268, 284, 402, 426, 466, 603, 639, 699, 804, 852, 932, 1206, 1278, 1398, 2097, 2412, 2556, 2796, 4194, 4757, 8388, 9514, 14271, 15611, 16543, 19028, 28542, 31222, 33086, 42813, 46833, 49629, 57084, 62444, 66172, 85626, 93666, 99258, 140499, 148887, 171252, 187332, 198516, 280998, 297774, 561996, 595548, 1108381, 2216762, 3325143, 4433524, 6650286, 9975429, 13300572, 19950858, 39901716]

約数ペア:

[(1, 39901716), (2, 19950858), (3, 13300572), (4, 9975429), (6, 6650286), (9, 4433524), (12, 3325143), (18, 2216762), (36, 1108381), (67, 595548), (71, 561996), (134, 297774), (142, 280998), (201, 198516), (213, 187332), (233, 171252), (268, 148887), (284, 140499), (402, 99258), (426, 93666), (466, 85626), (603, 66172), (639, 62444), (699, 57084), (804, 49629), (852, 46833), (932, 42813), (1206, 33086), (1278, 31222), (1398, 28542), (2097, 19028), (2412, 16543), (2556, 15611), (2796, 14271), (4194, 9514), (4757, 8388)]