15690776318

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{401}}^1\times {\mathrm{887}}^1$

素因数の和:1457

約数の個数: 64

約数和(自身を含む): 28375308288

約数和(自身を除く): 12684531970

約数列:

[1, 2, 7, 14, 23, 46, 137, 161, 274, 322, 401, 802, 887, 959, 1774, 1918, 2807, 3151, 5614, 6209, 6302, 9223, 12418, 18446, 20401, 22057, 40802, 44114, 54937, 64561, 109874, 121519, 129122, 142807, 243038, 285614, 355687, 384559, 711374, 769118, 850633, 1263551, 1701266, 2489809, 2527102, 2794937, 4979618, 5589874, 8180801, 8844857, 16361602, 17689714, 19564559, 39129118, 48729119, 57265607, 97458238, 114531214, 341103833, 682207666, 1120769737, 2241539474, 7845388159, 15690776318]

約数ペア:

[(1, 15690776318), (2, 7845388159), (7, 2241539474), (14, 1120769737), (23, 682207666), (46, 341103833), (137, 114531214), (161, 97458238), (274, 57265607), (322, 48729119), (401, 39129118), (802, 19564559), (887, 17689714), (959, 16361602), (1774, 8844857), (1918, 8180801), (2807, 5589874), (3151, 4979618), (5614, 2794937), (6209, 2527102), (6302, 2489809), (9223, 1701266), (12418, 1263551), (18446, 850633), (20401, 769118), (22057, 711374), (40802, 384559), (44114, 355687), (54937, 285614), (64561, 243038), (109874, 142807), (121519, 129122)]