218342176

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{16931}}^1$

素因数の和:16985

約数の個数: 48

約数和(自身を含む): 477888768

約数和(自身を除く): 259546592

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 806, 992, 1612, 3224, 6448, 12896, 16931, 33862, 67724, 135448, 220103, 270896, 440206, 524861, 541792, 880412, 1049722, 1760824, 2099444, 3521648, 4198888, 6823193, 7043296, 8397776, 13646386, 16795552, 27292772, 54585544, 109171088, 218342176]

約数ペア:

[(1, 218342176), (2, 109171088), (4, 54585544), (8, 27292772), (13, 16795552), (16, 13646386), (26, 8397776), (31, 7043296), (32, 6823193), (52, 4198888), (62, 3521648), (104, 2099444), (124, 1760824), (208, 1049722), (248, 880412), (403, 541792), (416, 524861), (496, 440206), (806, 270896), (992, 220103), (1612, 135448), (3224, 67724), (6448, 33862), (12896, 16931)]