172903864

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{727}}^1$

素因数の和:908

約数の個数: 64

約数和(自身を含む): 385781760

約数和(自身を除く): 212877896

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 137, 217, 248, 274, 434, 548, 727, 868, 959, 1096, 1454, 1736, 1918, 2908, 3836, 4247, 5089, 5816, 7672, 8494, 10178, 16988, 20356, 22537, 29729, 33976, 40712, 45074, 59458, 90148, 99599, 118916, 157759, 180296, 199198, 237832, 315518, 398396, 631036, 697193, 796792, 1262072, 1394386, 2788772, 3087569, 5577544, 6175138, 12350276, 21612983, 24700552, 43225966, 86451932, 172903864]

約数ペア:

[(1, 172903864), (2, 86451932), (4, 43225966), (7, 24700552), (8, 21612983), (14, 12350276), (28, 6175138), (31, 5577544), (56, 3087569), (62, 2788772), (124, 1394386), (137, 1262072), (217, 796792), (248, 697193), (274, 631036), (434, 398396), (548, 315518), (727, 237832), (868, 199198), (959, 180296), (1096, 157759), (1454, 118916), (1736, 99599), (1918, 90148), (2908, 59458), (3836, 45074), (4247, 40712), (5089, 33976), (5816, 29729), (7672, 22537), (8494, 20356), (10178, 16988)]