419898885

素因数分解:

$3^1\times 5^1\times 7^4\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:256

約数の個数: 80

約数和(自身を含む): 798621120

約数和(自身を除く): 378722235

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 89, 105, 131, 147, 245, 267, 343, 393, 445, 623, 655, 735, 917, 1029, 1335, 1715, 1869, 1965, 2401, 2751, 3115, 4361, 4585, 5145, 6419, 7203, 9345, 11659, 12005, 13083, 13755, 19257, 21805, 30527, 32095, 34977, 36015, 44933, 58295, 65415, 81613, 91581, 96285, 134799, 152635, 174885, 213689, 224665, 244839, 314531, 408065, 457905, 571291, 641067, 673995, 943593, 1068445, 1224195, 1572655, 1713873, 2856455, 3205335, 3999037, 4717965, 8569365, 11997111, 19995185, 27993259, 59985555, 83979777, 139966295, 419898885]

約数ペア:

[(1, 419898885), (3, 139966295), (5, 83979777), (7, 59985555), (15, 27993259), (21, 19995185), (35, 11997111), (49, 8569365), (89, 4717965), (105, 3999037), (131, 3205335), (147, 2856455), (245, 1713873), (267, 1572655), (343, 1224195), (393, 1068445), (445, 943593), (623, 673995), (655, 641067), (735, 571291), (917, 457905), (1029, 408065), (1335, 314531), (1715, 244839), (1869, 224665), (1965, 213689), (2401, 174885), (2751, 152635), (3115, 134799), (4361, 96285), (4585, 91581), (5145, 81613), (6419, 65415), (7203, 58295), (9345, 44933), (11659, 36015), (12005, 34977), (13083, 32095), (13755, 30527), (19257, 21805)]