401045385

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{389}}^1$

素因数の和:738

約数の個数: 64

約数和(自身を含む): 735920640

約数和(自身を除く): 334875255

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 311, 389, 663, 933, 1105, 1167, 1555, 1945, 3315, 4043, 4665, 5057, 5287, 5835, 6613, 12129, 15171, 15861, 19839, 20215, 25285, 26435, 33065, 60645, 68731, 75855, 79305, 85969, 99195, 120979, 206193, 257907, 343655, 362937, 429845, 604895, 1030965, 1289535, 1572727, 1814685, 2056643, 4718181, 6169929, 7863635, 10283215, 23590905, 26736359, 30849645, 80209077, 133681795, 401045385]

約数ペア:

[(1, 401045385), (3, 133681795), (5, 80209077), (13, 30849645), (15, 26736359), (17, 23590905), (39, 10283215), (51, 7863635), (65, 6169929), (85, 4718181), (195, 2056643), (221, 1814685), (255, 1572727), (311, 1289535), (389, 1030965), (663, 604895), (933, 429845), (1105, 362937), (1167, 343655), (1555, 257907), (1945, 206193), (3315, 120979), (4043, 99195), (4665, 85969), (5057, 79305), (5287, 75855), (5835, 68731), (6613, 60645), (12129, 33065), (15171, 26435), (15861, 25285), (19839, 20215)]