721789509632

素因数分解:

$2^{13}\times {\mathrm{61}}^1\times {\mathrm{1444411}}^1$

素因数の和:1444498

約数の個数: 56

約数和(自身を含む): 1467155711352

約数和(自身を除く): 745366201720

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 488, 512, 976, 1024, 1952, 2048, 3904, 4096, 7808, 8192, 15616, 31232, 62464, 124928, 249856, 499712, 1444411, 2888822, 5777644, 11555288, 23110576, 46221152, 88109071, 92442304, 176218142, 184884608, 352436284, 369769216, 704872568, 739538432, 1409745136, 1479076864, 2819490272, 2958153728, 5638980544, 5916307456, 11277961088, 11832614912, 22555922176, 45111844352, 90223688704, 180447377408, 360894754816, 721789509632]

約数ペア:

[(1, 721789509632), (2, 360894754816), (4, 180447377408), (8, 90223688704), (16, 45111844352), (32, 22555922176), (61, 11832614912), (64, 11277961088), (122, 5916307456), (128, 5638980544), (244, 2958153728), (256, 2819490272), (488, 1479076864), (512, 1409745136), (976, 739538432), (1024, 704872568), (1952, 369769216), (2048, 352436284), (3904, 184884608), (4096, 176218142), (7808, 92442304), (8192, 88109071), (15616, 46221152), (31232, 23110576), (62464, 11555288), (124928, 5777644), (249856, 2888822), (499712, 1444411)]