838306335

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1$

素因数の和:528

約数の個数: 64

約数和(自身を含む): 1432442880

約数和(自身を除く): 594136545

約数列:

[1, 3, 5, 15, 29, 47, 87, 131, 141, 145, 235, 313, 393, 435, 655, 705, 939, 1363, 1565, 1965, 3799, 4089, 4695, 6157, 6815, 9077, 11397, 14711, 18471, 18995, 20445, 27231, 30785, 41003, 44133, 45385, 56985, 73555, 92355, 123009, 136155, 178553, 205015, 220665, 426619, 535659, 615045, 892765, 1189087, 1279857, 1927141, 2133095, 2678295, 3567261, 5781423, 5945435, 6399285, 9635705, 17836305, 28907115, 55887089, 167661267, 279435445, 838306335]

約数ペア:

[(1, 838306335), (3, 279435445), (5, 167661267), (15, 55887089), (29, 28907115), (47, 17836305), (87, 9635705), (131, 6399285), (141, 5945435), (145, 5781423), (235, 3567261), (313, 2678295), (393, 2133095), (435, 1927141), (655, 1279857), (705, 1189087), (939, 892765), (1363, 615045), (1565, 535659), (1965, 426619), (3799, 220665), (4089, 205015), (4695, 178553), (6157, 136155), (6815, 123009), (9077, 92355), (11397, 73555), (14711, 56985), (18471, 45385), (18995, 44133), (20445, 41003), (27231, 30785)]