171908394

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{709}}^1$

素因数の和:995

約数の個数: 64

約数和(自身を含む): 412231680

約数和(自身を除く): 240323286

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 251, 322, 483, 502, 709, 753, 966, 1418, 1506, 1757, 2127, 3514, 4254, 4963, 5271, 5773, 9926, 10542, 11546, 14889, 16307, 17319, 29778, 32614, 34638, 40411, 48921, 80822, 97842, 114149, 121233, 177959, 228298, 242466, 342447, 355918, 533877, 684894, 1067754, 1245713, 2491426, 3737139, 4093057, 7474278, 8186114, 12279171, 24558342, 28651399, 57302798, 85954197, 171908394]

約数ペア:

[(1, 171908394), (2, 85954197), (3, 57302798), (6, 28651399), (7, 24558342), (14, 12279171), (21, 8186114), (23, 7474278), (42, 4093057), (46, 3737139), (69, 2491426), (138, 1245713), (161, 1067754), (251, 684894), (322, 533877), (483, 355918), (502, 342447), (709, 242466), (753, 228298), (966, 177959), (1418, 121233), (1506, 114149), (1757, 97842), (2127, 80822), (3514, 48921), (4254, 40411), (4963, 34638), (5271, 32614), (5773, 29778), (9926, 17319), (10542, 16307), (11546, 14889)]