71946945

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{487}}^1$

素因数の和:579

約数の個数: 72

約数和(自身を含む): 147536064

約数和(自身を除く): 75589119

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 67, 105, 147, 201, 245, 315, 335, 441, 469, 487, 603, 735, 1005, 1407, 1461, 2205, 2345, 2435, 3015, 3283, 3409, 4221, 4383, 7035, 7305, 9849, 10227, 16415, 17045, 21105, 21915, 23863, 29547, 30681, 32629, 49245, 51135, 71589, 97887, 119315, 147735, 153405, 163145, 214767, 228403, 293661, 357945, 489435, 685209, 1073835, 1142015, 1468305, 1598821, 2055627, 3426045, 4796463, 7994105, 10278135, 14389389, 23982315, 71946945]

約数ペア:

[(1, 71946945), (3, 23982315), (5, 14389389), (7, 10278135), (9, 7994105), (15, 4796463), (21, 3426045), (35, 2055627), (45, 1598821), (49, 1468305), (63, 1142015), (67, 1073835), (105, 685209), (147, 489435), (201, 357945), (245, 293661), (315, 228403), (335, 214767), (441, 163145), (469, 153405), (487, 147735), (603, 119315), (735, 97887), (1005, 71589), (1407, 51135), (1461, 49245), (2205, 32629), (2345, 30681), (2435, 29547), (3015, 23863), (3283, 21915), (3409, 21105), (4221, 17045), (4383, 16415), (7035, 10227), (7305, 9849)]