1397990104

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^2\times {\mathrm{86381}}^1$

素因数の和:86428

約数の個数: 48

約数和(自身を含む): 3182312880

約数和(自身を除く): 1784322776

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 289, 476, 578, 952, 1156, 2023, 2312, 4046, 8092, 16184, 86381, 172762, 345524, 604667, 691048, 1209334, 1468477, 2418668, 2936954, 4837336, 5873908, 10279339, 11747816, 20558678, 24964109, 41117356, 49928218, 82234712, 99856436, 174748763, 199712872, 349497526, 698995052, 1397990104]

約数ペア:

[(1, 1397990104), (2, 698995052), (4, 349497526), (7, 199712872), (8, 174748763), (14, 99856436), (17, 82234712), (28, 49928218), (34, 41117356), (56, 24964109), (68, 20558678), (119, 11747816), (136, 10279339), (238, 5873908), (289, 4837336), (476, 2936954), (578, 2418668), (952, 1468477), (1156, 1209334), (2023, 691048), (2312, 604667), (4046, 345524), (8092, 172762), (16184, 86381)]