213752254

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1459}}^1$

素因数の和:1648

約数の個数: 32

約数和(自身を含む): 353203200

約数和(自身を除く): 139450946

約数列:

[1, 2, 17, 31, 34, 62, 139, 278, 527, 1054, 1459, 2363, 2918, 4309, 4726, 8618, 24803, 45229, 49606, 73253, 90458, 146506, 202801, 405602, 768893, 1537786, 3447617, 6286831, 6895234, 12573662, 106876127, 213752254]

約数ペア:

[(1, 213752254), (2, 106876127), (17, 12573662), (31, 6895234), (34, 6286831), (62, 3447617), (139, 1537786), (278, 768893), (527, 405602), (1054, 202801), (1459, 146506), (2363, 90458), (2918, 73253), (4309, 49606), (4726, 45229), (8618, 24803)]