1969065

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:91

約数の個数: 72

約数和(自身を含む): 4268160

約数和(自身を除く): 2299095

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 47, 49, 57, 63, 95, 105, 133, 141, 147, 171, 235, 245, 285, 315, 329, 399, 423, 441, 665, 705, 735, 855, 893, 931, 987, 1197, 1645, 1995, 2115, 2205, 2303, 2679, 2793, 2961, 4465, 4655, 4935, 5985, 6251, 6909, 8037, 8379, 11515, 13395, 13965, 14805, 18753, 20727, 31255, 34545, 40185, 41895, 43757, 56259, 93765, 103635, 131271, 218785, 281295, 393813, 656355, 1969065]

約数ペア:

[(1, 1969065), (3, 656355), (5, 393813), (7, 281295), (9, 218785), (15, 131271), (19, 103635), (21, 93765), (35, 56259), (45, 43757), (47, 41895), (49, 40185), (57, 34545), (63, 31255), (95, 20727), (105, 18753), (133, 14805), (141, 13965), (147, 13395), (171, 11515), (235, 8379), (245, 8037), (285, 6909), (315, 6251), (329, 5985), (399, 4935), (423, 4655), (441, 4465), (665, 2961), (705, 2793), (735, 2679), (855, 2303), (893, 2205), (931, 2115), (987, 1995), (1197, 1645)]