161819364

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{1847}}^1$

素因数の和:2017

約数の個数: 72

約数和(自身を含む): 442411200

約数和(自身を除く): 280591836

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 149, 196, 294, 298, 447, 588, 596, 894, 1043, 1788, 1847, 2086, 3129, 3694, 4172, 5541, 6258, 7301, 7388, 11082, 12516, 12929, 14602, 21903, 22164, 25858, 29204, 38787, 43806, 51716, 77574, 87612, 90503, 155148, 181006, 271509, 275203, 362012, 543018, 550406, 825609, 1086036, 1100812, 1651218, 1926421, 3302436, 3852842, 5779263, 7705684, 11558526, 13484947, 23117052, 26969894, 40454841, 53939788, 80909682, 161819364]

約数ペア:

[(1, 161819364), (2, 80909682), (3, 53939788), (4, 40454841), (6, 26969894), (7, 23117052), (12, 13484947), (14, 11558526), (21, 7705684), (28, 5779263), (42, 3852842), (49, 3302436), (84, 1926421), (98, 1651218), (147, 1100812), (149, 1086036), (196, 825609), (294, 550406), (298, 543018), (447, 362012), (588, 275203), (596, 271509), (894, 181006), (1043, 155148), (1788, 90503), (1847, 87612), (2086, 77574), (3129, 51716), (3694, 43806), (4172, 38787), (5541, 29204), (6258, 25858), (7301, 22164), (7388, 21903), (11082, 14602), (12516, 12929)]