211313284

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{347}}^1$

素因数の和:617

約数の個数: 72

約数和(自身を含む): 466542720

約数和(自身を除く): 255229436

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 239, 347, 364, 478, 637, 694, 956, 1274, 1388, 1673, 2429, 2548, 3107, 3346, 4511, 4858, 6214, 6692, 9022, 9716, 11711, 12428, 17003, 18044, 21749, 23422, 31577, 34006, 43498, 46844, 63154, 68012, 82933, 86996, 126308, 152243, 165866, 221039, 304486, 331732, 442078, 580531, 608972, 884156, 1078129, 1161062, 2156258, 2322124, 4063717, 4312516, 7546903, 8127434, 15093806, 16254868, 30187612, 52828321, 105656642, 211313284]

約数ペア:

[(1, 211313284), (2, 105656642), (4, 52828321), (7, 30187612), (13, 16254868), (14, 15093806), (26, 8127434), (28, 7546903), (49, 4312516), (52, 4063717), (91, 2322124), (98, 2156258), (182, 1161062), (196, 1078129), (239, 884156), (347, 608972), (364, 580531), (478, 442078), (637, 331732), (694, 304486), (956, 221039), (1274, 165866), (1388, 152243), (1673, 126308), (2429, 86996), (2548, 82933), (3107, 68012), (3346, 63154), (4511, 46844), (4858, 43498), (6214, 34006), (6692, 31577), (9022, 23422), (9716, 21749), (11711, 18044), (12428, 17003)]