213376428

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{5483}}^1$

素因数の和:5563

約数の個数: 72

約数和(自身を含む): 574898688

約数和(自身を除く): 361522260

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 47, 69, 92, 94, 138, 141, 188, 207, 276, 282, 414, 423, 564, 828, 846, 1081, 1692, 2162, 3243, 4324, 5483, 6486, 9729, 10966, 12972, 16449, 19458, 21932, 32898, 38916, 49347, 65796, 98694, 126109, 197388, 252218, 257701, 378327, 504436, 515402, 756654, 773103, 1030804, 1134981, 1513308, 1546206, 2269962, 2319309, 3092412, 4539924, 4638618, 5927123, 9277236, 11854246, 17781369, 23708492, 35562738, 53344107, 71125476, 106688214, 213376428]

約数ペア:

[(1, 213376428), (2, 106688214), (3, 71125476), (4, 53344107), (6, 35562738), (9, 23708492), (12, 17781369), (18, 11854246), (23, 9277236), (36, 5927123), (46, 4638618), (47, 4539924), (69, 3092412), (92, 2319309), (94, 2269962), (138, 1546206), (141, 1513308), (188, 1134981), (207, 1030804), (276, 773103), (282, 756654), (414, 515402), (423, 504436), (564, 378327), (828, 257701), (846, 252218), (1081, 197388), (1692, 126109), (2162, 98694), (3243, 65796), (4324, 49347), (5483, 38916), (6486, 32898), (9729, 21932), (10966, 19458), (12972, 16449)]