439993216

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2971}}^1$

素因数の和:3087

約数の個数: 64

約数和(自身を含む): 954903600

約数和(自身を除く): 514910384

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 89, 104, 128, 178, 208, 356, 416, 712, 832, 1157, 1424, 1664, 2314, 2848, 2971, 4628, 5696, 5942, 9256, 11392, 11884, 18512, 23768, 37024, 38623, 47536, 74048, 77246, 95072, 148096, 154492, 190144, 264419, 308984, 380288, 528838, 617968, 1057676, 1235936, 2115352, 2471872, 3437447, 4230704, 4943744, 6874894, 8461408, 13749788, 16922816, 27499576, 33845632, 54999152, 109998304, 219996608, 439993216]

約数ペア:

[(1, 439993216), (2, 219996608), (4, 109998304), (8, 54999152), (13, 33845632), (16, 27499576), (26, 16922816), (32, 13749788), (52, 8461408), (64, 6874894), (89, 4943744), (104, 4230704), (128, 3437447), (178, 2471872), (208, 2115352), (356, 1235936), (416, 1057676), (712, 617968), (832, 528838), (1157, 380288), (1424, 308984), (1664, 264419), (2314, 190144), (2848, 154492), (2971, 148096), (4628, 95072), (5696, 77246), (5942, 74048), (9256, 47536), (11392, 38623), (11884, 37024), (18512, 23768)]