87739533

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 158362880

約数和(自身を除く): 70623347

約数列:

[1, 3, 7, 9, 17, 21, 51, 61, 63, 79, 119, 153, 183, 237, 289, 357, 427, 549, 553, 711, 867, 1037, 1071, 1281, 1343, 1659, 2023, 2601, 3111, 3843, 4029, 4819, 4977, 6069, 7259, 9333, 9401, 12087, 14457, 17629, 18207, 21777, 22831, 28203, 33733, 43371, 52887, 65331, 68493, 81923, 84609, 101199, 123403, 158661, 159817, 205479, 245769, 303597, 370209, 479451, 573461, 737307, 1110627, 1392691, 1438353, 1720383, 4178073, 5161149, 9748837, 12534219, 29246511, 87739533]

約数ペア:

[(1, 87739533), (3, 29246511), (7, 12534219), (9, 9748837), (17, 5161149), (21, 4178073), (51, 1720383), (61, 1438353), (63, 1392691), (79, 1110627), (119, 737307), (153, 573461), (183, 479451), (237, 370209), (289, 303597), (357, 245769), (427, 205479), (549, 159817), (553, 158661), (711, 123403), (867, 101199), (1037, 84609), (1071, 81923), (1281, 68493), (1343, 65331), (1659, 52887), (2023, 43371), (2601, 33733), (3111, 28203), (3843, 22831), (4029, 21777), (4819, 18207), (4977, 17629), (6069, 14457), (7259, 12087), (9333, 9401)]