285083715

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{397}}^1\times {\mathrm{977}}^1$

素因数の和:1396

約数の個数: 48

約数和(自身を含む): 532485792

約数和(自身を除く): 247402077

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 397, 735, 977, 1191, 1985, 2779, 2931, 4885, 5955, 6839, 8337, 13895, 14655, 19453, 20517, 34195, 41685, 47873, 58359, 97265, 102585, 143619, 239365, 291795, 387869, 718095, 1163607, 1939345, 2715083, 5818035, 8145249, 13575415, 19005581, 40726245, 57016743, 95027905, 285083715]

約数ペア:

[(1, 285083715), (3, 95027905), (5, 57016743), (7, 40726245), (15, 19005581), (21, 13575415), (35, 8145249), (49, 5818035), (105, 2715083), (147, 1939345), (245, 1163607), (397, 718095), (735, 387869), (977, 291795), (1191, 239365), (1985, 143619), (2779, 102585), (2931, 97265), (4885, 58359), (5955, 47873), (6839, 41685), (8337, 34195), (13895, 20517), (14655, 19453)]