161805306

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1097}}^1$

素因数の和:1207

約数の個数: 64

約数和(自身を含む): 365976576

約数和(自身を除く): 204171270

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 61, 62, 78, 93, 122, 183, 186, 366, 403, 793, 806, 1097, 1209, 1586, 1891, 2194, 2379, 2418, 3291, 3782, 4758, 5673, 6582, 11346, 14261, 24583, 28522, 34007, 42783, 49166, 66917, 68014, 73749, 85566, 102021, 133834, 147498, 200751, 204042, 401502, 442091, 869921, 884182, 1326273, 1739842, 2074427, 2609763, 2652546, 4148854, 5219526, 6223281, 12446562, 26967551, 53935102, 80902653, 161805306]

約数ペア:

[(1, 161805306), (2, 80902653), (3, 53935102), (6, 26967551), (13, 12446562), (26, 6223281), (31, 5219526), (39, 4148854), (61, 2652546), (62, 2609763), (78, 2074427), (93, 1739842), (122, 1326273), (183, 884182), (186, 869921), (366, 442091), (403, 401502), (793, 204042), (806, 200751), (1097, 147498), (1209, 133834), (1586, 102021), (1891, 85566), (2194, 73749), (2379, 68014), (2418, 66917), (3291, 49166), (3782, 42783), (4758, 34007), (5673, 28522), (6582, 24583), (11346, 14261)]