215456402

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1$

素因数の和:675

約数の個数: 64

約数和(自身を含む): 411713280

約数和(自身を除く): 196256878

約数列:

[1, 2, 7, 14, 17, 34, 37, 43, 74, 86, 119, 238, 259, 301, 518, 569, 602, 629, 731, 1138, 1258, 1462, 1591, 3182, 3983, 4403, 5117, 7966, 8806, 9673, 10234, 11137, 19346, 21053, 22274, 24467, 27047, 42106, 48934, 54094, 67711, 135422, 147371, 171269, 189329, 294742, 342538, 357901, 378658, 415939, 715802, 831878, 905279, 1810558, 2505307, 2911573, 5010614, 5823146, 6336953, 12673906, 15389743, 30779486, 107728201, 215456402]

約数ペア:

[(1, 215456402), (2, 107728201), (7, 30779486), (14, 15389743), (17, 12673906), (34, 6336953), (37, 5823146), (43, 5010614), (74, 2911573), (86, 2505307), (119, 1810558), (238, 905279), (259, 831878), (301, 715802), (518, 415939), (569, 378658), (602, 357901), (629, 342538), (731, 294742), (1138, 189329), (1258, 171269), (1462, 147371), (1591, 135422), (3182, 67711), (3983, 54094), (4403, 48934), (5117, 42106), (7966, 27047), (8806, 24467), (9673, 22274), (10234, 21053), (11137, 19346)]