219941072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^2$

素因数の和:328

約数の個数: 60

約数和(自身を含む): 468368460

約数和(自身を除く): 248427388

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 104, 109, 178, 208, 218, 356, 436, 712, 872, 1157, 1417, 1424, 1744, 2314, 2834, 4628, 5668, 9256, 9701, 11336, 11881, 18512, 19402, 22672, 23762, 38804, 47524, 77608, 95048, 126113, 154453, 155216, 190096, 252226, 308906, 504452, 617812, 1008904, 1057409, 1235624, 2017808, 2114818, 2471248, 4229636, 8459272, 13746317, 16918544, 27492634, 54985268, 109970536, 219941072]

約数ペア:

[(1, 219941072), (2, 109970536), (4, 54985268), (8, 27492634), (13, 16918544), (16, 13746317), (26, 8459272), (52, 4229636), (89, 2471248), (104, 2114818), (109, 2017808), (178, 1235624), (208, 1057409), (218, 1008904), (356, 617812), (436, 504452), (712, 308906), (872, 252226), (1157, 190096), (1417, 155216), (1424, 154453), (1744, 126113), (2314, 95048), (2834, 77608), (4628, 47524), (5668, 38804), (9256, 23762), (9701, 22672), (11336, 19402), (11881, 18512)]