65711884

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{487}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 135546880

約数和(自身を除く): 69834996

約数列:

[1, 2, 4, 7, 14, 28, 61, 79, 122, 158, 244, 316, 427, 487, 553, 854, 974, 1106, 1708, 1948, 2212, 3409, 4819, 6818, 9638, 13636, 19276, 29707, 33733, 38473, 59414, 67466, 76946, 118828, 134932, 153892, 207949, 269311, 415898, 538622, 831796, 1077244, 2346853, 4693706, 9387412, 16427971, 32855942, 65711884]

約数ペア:

[(1, 65711884), (2, 32855942), (4, 16427971), (7, 9387412), (14, 4693706), (28, 2346853), (61, 1077244), (79, 831796), (122, 538622), (158, 415898), (244, 269311), (316, 207949), (427, 153892), (487, 134932), (553, 118828), (854, 76946), (974, 67466), (1106, 59414), (1708, 38473), (1948, 33733), (2212, 29707), (3409, 19276), (4819, 13636), (6818, 9638)]