39115965

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2801}}^1$

素因数の和:2842

約数の個数: 48

約数和(自身を含む): 76662720

約数和(自身を除く): 37546755

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 285, 399, 665, 735, 931, 1995, 2793, 2801, 4655, 8403, 13965, 14005, 19607, 42015, 53219, 58821, 98035, 137249, 159657, 266095, 294105, 372533, 411747, 686245, 798285, 1117599, 1862665, 2058735, 2607731, 5587995, 7823193, 13038655, 39115965]

約数ペア:

[(1, 39115965), (3, 13038655), (5, 7823193), (7, 5587995), (15, 2607731), (19, 2058735), (21, 1862665), (35, 1117599), (49, 798285), (57, 686245), (95, 411747), (105, 372533), (133, 294105), (147, 266095), (245, 159657), (285, 137249), (399, 98035), (665, 58821), (735, 53219), (931, 42015), (1995, 19607), (2793, 14005), (2801, 13965), (4655, 8403)]