1728449984

素因数分解:

$2^6\times {\mathrm{97}}^1\times {\mathrm{509}}^1\times {\mathrm{547}}^1$

素因数の和:1165

約数の個数: 56

約数和(自身を含む): 3478408080

約数和(自身を除く): 1749958096

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 194, 388, 509, 547, 776, 1018, 1094, 1552, 2036, 2188, 3104, 4072, 4376, 6208, 8144, 8752, 16288, 17504, 32576, 35008, 49373, 53059, 98746, 106118, 197492, 212236, 278423, 394984, 424472, 556846, 789968, 848944, 1113692, 1579936, 1697888, 2227384, 3159872, 3395776, 4454768, 8909536, 17819072, 27007031, 54014062, 108028124, 216056248, 432112496, 864224992, 1728449984]

約数ペア:

[(1, 1728449984), (2, 864224992), (4, 432112496), (8, 216056248), (16, 108028124), (32, 54014062), (64, 27007031), (97, 17819072), (194, 8909536), (388, 4454768), (509, 3395776), (547, 3159872), (776, 2227384), (1018, 1697888), (1094, 1579936), (1552, 1113692), (2036, 848944), (2188, 789968), (3104, 556846), (4072, 424472), (4376, 394984), (6208, 278423), (8144, 212236), (8752, 197492), (16288, 106118), (17504, 98746), (32576, 53059), (35008, 49373)]