1257384447

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2953}}^1$

素因数の和:3021

約数の個数: 72

約数和(自身を含む): 2206425312

約数和(自身を除く): 949040865

約数列:

[1, 3, 9, 11, 17, 23, 33, 51, 69, 99, 121, 153, 187, 207, 253, 363, 391, 561, 759, 1089, 1173, 1683, 2057, 2277, 2783, 2953, 3519, 4301, 6171, 8349, 8859, 12903, 18513, 25047, 26577, 32483, 38709, 47311, 50201, 67919, 97449, 141933, 150603, 203757, 292347, 357313, 425799, 451809, 552211, 611271, 747109, 1071939, 1154623, 1656633, 2241327, 3215817, 3463869, 4969899, 6074321, 6723981, 8218199, 10391607, 12700853, 18222963, 24654597, 38102559, 54668889, 73963791, 114307677, 139709383, 419128149, 1257384447]

約数ペア:

[(1, 1257384447), (3, 419128149), (9, 139709383), (11, 114307677), (17, 73963791), (23, 54668889), (33, 38102559), (51, 24654597), (69, 18222963), (99, 12700853), (121, 10391607), (153, 8218199), (187, 6723981), (207, 6074321), (253, 4969899), (363, 3463869), (391, 3215817), (561, 2241327), (759, 1656633), (1089, 1154623), (1173, 1071939), (1683, 747109), (2057, 611271), (2277, 552211), (2783, 451809), (2953, 425799), (3519, 357313), (4301, 292347), (6171, 203757), (8349, 150603), (8859, 141933), (12903, 97449), (18513, 67919), (25047, 50201), (26577, 47311), (32483, 38709)]