1640238314

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1\times {\mathrm{313}}^1$

素因数の和:663

約数の個数: 64

約数和(自身を含む): 2951157888

約数和(自身を除く): 1310919574

約数列:

[1, 2, 11, 13, 22, 26, 73, 143, 146, 251, 286, 313, 502, 626, 803, 949, 1606, 1898, 2761, 3263, 3443, 4069, 5522, 6526, 6886, 8138, 10439, 18323, 20878, 22849, 35893, 36646, 44759, 45698, 71786, 78563, 89518, 157126, 201553, 238199, 251339, 297037, 403106, 476398, 502678, 594074, 864193, 1021319, 1728386, 2042638, 2620189, 3267407, 5240378, 5735099, 6534814, 11234509, 11470198, 22469018, 63086089, 74556287, 126172178, 149112574, 820119157, 1640238314]

約数ペア:

[(1, 1640238314), (2, 820119157), (11, 149112574), (13, 126172178), (22, 74556287), (26, 63086089), (73, 22469018), (143, 11470198), (146, 11234509), (251, 6534814), (286, 5735099), (313, 5240378), (502, 3267407), (626, 2620189), (803, 2042638), (949, 1728386), (1606, 1021319), (1898, 864193), (2761, 594074), (3263, 502678), (3443, 476398), (4069, 403106), (5522, 297037), (6526, 251339), (6886, 238199), (8138, 201553), (10439, 157126), (18323, 89518), (20878, 78563), (22849, 71786), (35893, 45698), (36646, 44759)]