13396425

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:135

約数の個数: 96

約数和(自身を含む): 28569600

約数和(自身を除く): 15173175

約数列:

[1, 3, 5, 7, 15, 17, 19, 21, 25, 35, 51, 57, 75, 79, 85, 95, 105, 119, 133, 175, 237, 255, 285, 323, 357, 395, 399, 425, 475, 525, 553, 595, 665, 969, 1185, 1275, 1343, 1425, 1501, 1615, 1659, 1785, 1975, 1995, 2261, 2765, 2975, 3325, 4029, 4503, 4845, 5925, 6715, 6783, 7505, 8075, 8295, 8925, 9401, 9975, 10507, 11305, 13825, 20145, 22515, 24225, 25517, 28203, 31521, 33575, 33915, 37525, 41475, 47005, 52535, 56525, 76551, 100725, 112575, 127585, 141015, 157605, 169575, 178619, 235025, 262675, 382755, 535857, 637925, 705075, 788025, 893095, 1913775, 2679285, 4465475, 13396425]

約数ペア:

[(1, 13396425), (3, 4465475), (5, 2679285), (7, 1913775), (15, 893095), (17, 788025), (19, 705075), (21, 637925), (25, 535857), (35, 382755), (51, 262675), (57, 235025), (75, 178619), (79, 169575), (85, 157605), (95, 141015), (105, 127585), (119, 112575), (133, 100725), (175, 76551), (237, 56525), (255, 52535), (285, 47005), (323, 41475), (357, 37525), (395, 33915), (399, 33575), (425, 31521), (475, 28203), (525, 25517), (553, 24225), (595, 22515), (665, 20145), (969, 13825), (1185, 11305), (1275, 10507), (1343, 9975), (1425, 9401), (1501, 8925), (1615, 8295), (1659, 8075), (1785, 7505), (1975, 6783), (1995, 6715), (2261, 5925), (2765, 4845), (2975, 4503), (3325, 4029)]