193631451

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 307507200

約数和(自身を除く): 113875749

約数列:

[1, 3, 13, 19, 39, 43, 57, 59, 103, 129, 177, 247, 309, 559, 741, 767, 817, 1121, 1339, 1677, 1957, 2301, 2451, 2537, 3363, 4017, 4429, 5871, 6077, 7611, 10621, 13287, 14573, 18231, 25441, 31863, 32981, 43719, 48203, 57577, 76323, 79001, 84151, 98943, 115463, 144609, 172731, 237003, 252453, 261311, 346389, 626639, 783933, 1093963, 1501019, 1879917, 3281889, 3397043, 4503057, 4964909, 10191129, 14894727, 64543817, 193631451]

約数ペア:

[(1, 193631451), (3, 64543817), (13, 14894727), (19, 10191129), (39, 4964909), (43, 4503057), (57, 3397043), (59, 3281889), (103, 1879917), (129, 1501019), (177, 1093963), (247, 783933), (309, 626639), (559, 346389), (741, 261311), (767, 252453), (817, 237003), (1121, 172731), (1339, 144609), (1677, 115463), (1957, 98943), (2301, 84151), (2451, 79001), (2537, 76323), (3363, 57577), (4017, 48203), (4429, 43719), (5871, 32981), (6077, 31863), (7611, 25441), (10621, 18231), (13287, 14573)]