12393255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 24634368

約数和(自身を除く): 12241113

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 53, 85, 105, 119, 131, 159, 255, 265, 357, 371, 393, 595, 655, 795, 901, 917, 1113, 1785, 1855, 1965, 2227, 2703, 2751, 4505, 4585, 5565, 6307, 6681, 6943, 11135, 13515, 13755, 15589, 18921, 20829, 31535, 33405, 34715, 46767, 48601, 77945, 94605, 104145, 118031, 145803, 233835, 243005, 354093, 590155, 729015, 826217, 1770465, 2478651, 4131085, 12393255]

約数ペア:

[(1, 12393255), (3, 4131085), (5, 2478651), (7, 1770465), (15, 826217), (17, 729015), (21, 590155), (35, 354093), (51, 243005), (53, 233835), (85, 145803), (105, 118031), (119, 104145), (131, 94605), (159, 77945), (255, 48601), (265, 46767), (357, 34715), (371, 33405), (393, 31535), (595, 20829), (655, 18921), (795, 15589), (901, 13755), (917, 13515), (1113, 11135), (1785, 6943), (1855, 6681), (1965, 6307), (2227, 5565), (2703, 4585), (2751, 4505)]