31290714

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2729}}^1$

素因数の和:2764

約数の個数: 72

約数和(自身を含む): 84963060

約数和(自身を除く): 53672346

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 91, 98, 117, 126, 147, 182, 234, 273, 294, 441, 546, 637, 819, 882, 1274, 1638, 1911, 2729, 3822, 5458, 5733, 8187, 11466, 16374, 19103, 24561, 35477, 38206, 49122, 57309, 70954, 106431, 114618, 133721, 171927, 212862, 248339, 267442, 319293, 343854, 401163, 496678, 638586, 745017, 802326, 1203489, 1490034, 1738373, 2235051, 2406978, 3476746, 4470102, 5215119, 10430238, 15645357, 31290714]

約数ペア:

[(1, 31290714), (2, 15645357), (3, 10430238), (6, 5215119), (7, 4470102), (9, 3476746), (13, 2406978), (14, 2235051), (18, 1738373), (21, 1490034), (26, 1203489), (39, 802326), (42, 745017), (49, 638586), (63, 496678), (78, 401163), (91, 343854), (98, 319293), (117, 267442), (126, 248339), (147, 212862), (182, 171927), (234, 133721), (273, 114618), (294, 106431), (441, 70954), (546, 57309), (637, 49122), (819, 38206), (882, 35477), (1274, 24561), (1638, 19103), (1911, 16374), (2729, 11466), (3822, 8187), (5458, 5733)]