25415901

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1249}}^1$

素因数の和:1298

約数の個数: 48

約数和(自身を含む): 46800000

約数和(自身を除く): 21384099

約数列:

[1, 3, 7, 9, 17, 19, 21, 51, 57, 63, 119, 133, 153, 171, 323, 357, 399, 969, 1071, 1197, 1249, 2261, 2907, 3747, 6783, 8743, 11241, 20349, 21233, 23731, 26229, 63699, 71193, 78687, 148631, 166117, 191097, 213579, 403427, 445893, 498351, 1210281, 1337679, 1495053, 2823989, 3630843, 8471967, 25415901]

約数ペア:

[(1, 25415901), (3, 8471967), (7, 3630843), (9, 2823989), (17, 1495053), (19, 1337679), (21, 1210281), (51, 498351), (57, 445893), (63, 403427), (119, 213579), (133, 191097), (153, 166117), (171, 148631), (323, 78687), (357, 71193), (399, 63699), (969, 26229), (1071, 23731), (1197, 21233), (1249, 20349), (2261, 11241), (2907, 8743), (3747, 6783)]