28911690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13967}}^1$

素因数の和:14003

約数の個数: 48

約数和(自身を含む): 78444288

約数和(自身を除く): 49532598

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 13967, 27934, 41901, 69835, 83802, 125703, 139670, 209505, 251406, 321241, 419010, 628515, 642482, 963723, 1257030, 1606205, 1927446, 2891169, 3212410, 4818615, 5782338, 9637230, 14455845, 28911690]

約数ペア:

[(1, 28911690), (2, 14455845), (3, 9637230), (5, 5782338), (6, 4818615), (9, 3212410), (10, 2891169), (15, 1927446), (18, 1606205), (23, 1257030), (30, 963723), (45, 642482), (46, 628515), (69, 419010), (90, 321241), (115, 251406), (138, 209505), (207, 139670), (230, 125703), (345, 83802), (414, 69835), (690, 41901), (1035, 27934), (2070, 13967)]