218640422

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109211}}^1$

素因数の和:109244

約数の個数: 32

約数和(自身を含む): 440342784

約数和(自身を除く): 221702362

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 109211, 218422, 764477, 1201321, 1419743, 1528954, 2402642, 2839486, 8409247, 9938201, 15617173, 16818494, 19876402, 31234346, 109320211, 218640422]

約数ペア:

[(1, 218640422), (2, 109320211), (7, 31234346), (11, 19876402), (13, 16818494), (14, 15617173), (22, 9938201), (26, 8409247), (77, 2839486), (91, 2402642), (143, 1528954), (154, 1419743), (182, 1201321), (286, 764477), (1001, 218422), (2002, 109211)]