388241644

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1\times {\mathrm{1289}}^1$

素因数の和:1678

約数の個数: 48

約数和(自身を含む): 804464640

約数和(自身を除く): 416222996

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 347, 434, 694, 868, 1289, 1388, 2429, 2578, 4858, 5156, 9023, 9716, 10757, 18046, 21514, 36092, 39959, 43028, 75299, 79918, 150598, 159836, 279713, 301196, 447283, 559426, 894566, 1118852, 1789132, 3130981, 6261962, 12523924, 13865773, 27731546, 55463092, 97060411, 194120822, 388241644]

約数ペア:

[(1, 388241644), (2, 194120822), (4, 97060411), (7, 55463092), (14, 27731546), (28, 13865773), (31, 12523924), (62, 6261962), (124, 3130981), (217, 1789132), (347, 1118852), (434, 894566), (694, 559426), (868, 447283), (1289, 301196), (1388, 279713), (2429, 159836), (2578, 150598), (4858, 79918), (5156, 75299), (9023, 43028), (9716, 39959), (10757, 36092), (18046, 21514)]