397792496

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{631}}^1$

素因数の和:742

約数の個数: 60

約数和(自身を含む): 817103952

約数和(自身を除く): 419311456

約数列:

[1, 2, 4, 8, 16, 31, 41, 62, 82, 124, 164, 248, 328, 496, 631, 656, 961, 1262, 1271, 1922, 2524, 2542, 3844, 5048, 5084, 7688, 10096, 10168, 15376, 19561, 20336, 25871, 39122, 39401, 51742, 78244, 78802, 103484, 156488, 157604, 206968, 312976, 315208, 413936, 606391, 630416, 802001, 1212782, 1604002, 2425564, 3208004, 4851128, 6416008, 9702256, 12832016, 24862031, 49724062, 99448124, 198896248, 397792496]

約数ペア:

[(1, 397792496), (2, 198896248), (4, 99448124), (8, 49724062), (16, 24862031), (31, 12832016), (41, 9702256), (62, 6416008), (82, 4851128), (124, 3208004), (164, 2425564), (248, 1604002), (328, 1212782), (496, 802001), (631, 630416), (656, 606391), (961, 413936), (1262, 315208), (1271, 312976), (1922, 206968), (2524, 157604), (2542, 156488), (3844, 103484), (5048, 78802), (5084, 78244), (7688, 51742), (10096, 39401), (10168, 39122), (15376, 25871), (19561, 20336)]