72257283

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1061}}^1$

素因数の和:1144

約数の個数: 48

約数和(自身を含む): 127236096

約数和(自身を除く): 54978813

約数列:

[1, 3, 7, 9, 21, 23, 47, 63, 69, 141, 161, 207, 329, 423, 483, 987, 1061, 1081, 1449, 2961, 3183, 3243, 7427, 7567, 9549, 9729, 22281, 22701, 24403, 49867, 66843, 68103, 73209, 149601, 170821, 219627, 349069, 448803, 512463, 1047207, 1146941, 1537389, 3141621, 3440823, 8028587, 10322469, 24085761, 72257283]

約数ペア:

[(1, 72257283), (3, 24085761), (7, 10322469), (9, 8028587), (21, 3440823), (23, 3141621), (47, 1537389), (63, 1146941), (69, 1047207), (141, 512463), (161, 448803), (207, 349069), (329, 219627), (423, 170821), (483, 149601), (987, 73209), (1061, 68103), (1081, 66843), (1449, 49867), (2961, 24403), (3183, 22701), (3243, 22281), (7427, 9729), (7567, 9549)]