40728906

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1$

素因数の和:697

約数の個数: 80

約数和(自身を含む): 100989504

約数和(自身を除く): 60260598

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 27, 34, 46, 51, 54, 69, 81, 102, 138, 153, 162, 207, 306, 391, 414, 459, 621, 643, 782, 918, 1173, 1242, 1286, 1377, 1863, 1929, 2346, 2754, 3519, 3726, 3858, 5787, 7038, 10557, 10931, 11574, 14789, 17361, 21114, 21862, 29578, 31671, 32793, 34722, 44367, 52083, 63342, 65586, 88734, 98379, 104166, 133101, 196758, 251413, 266202, 295137, 399303, 502826, 590274, 754239, 798606, 885411, 1197909, 1508478, 1770822, 2262717, 2395818, 4525434, 6788151, 13576302, 20364453, 40728906]

約数ペア:

[(1, 40728906), (2, 20364453), (3, 13576302), (6, 6788151), (9, 4525434), (17, 2395818), (18, 2262717), (23, 1770822), (27, 1508478), (34, 1197909), (46, 885411), (51, 798606), (54, 754239), (69, 590274), (81, 502826), (102, 399303), (138, 295137), (153, 266202), (162, 251413), (207, 196758), (306, 133101), (391, 104166), (414, 98379), (459, 88734), (621, 65586), (643, 63342), (782, 52083), (918, 44367), (1173, 34722), (1242, 32793), (1286, 31671), (1377, 29578), (1863, 21862), (1929, 21114), (2346, 17361), (2754, 14789), (3519, 11574), (3726, 10931), (3858, 10557), (5787, 7038)]