209748708

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{12113}}^1$

素因数の和:12173

約数の個数: 72

約数和(自身を含む): 586462968

約数和(自身を除く): 376714260

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 37, 39, 52, 74, 78, 111, 117, 148, 156, 222, 234, 333, 444, 468, 481, 666, 962, 1332, 1443, 1924, 2886, 4329, 5772, 8658, 12113, 17316, 24226, 36339, 48452, 72678, 109017, 145356, 157469, 218034, 314938, 436068, 448181, 472407, 629876, 896362, 944814, 1344543, 1417221, 1792724, 1889628, 2689086, 2834442, 4033629, 5378172, 5668884, 5826353, 8067258, 11652706, 16134516, 17479059, 23305412, 34958118, 52437177, 69916236, 104874354, 209748708]

約数ペア:

[(1, 209748708), (2, 104874354), (3, 69916236), (4, 52437177), (6, 34958118), (9, 23305412), (12, 17479059), (13, 16134516), (18, 11652706), (26, 8067258), (36, 5826353), (37, 5668884), (39, 5378172), (52, 4033629), (74, 2834442), (78, 2689086), (111, 1889628), (117, 1792724), (148, 1417221), (156, 1344543), (222, 944814), (234, 896362), (333, 629876), (444, 472407), (468, 448181), (481, 436068), (666, 314938), (962, 218034), (1332, 157469), (1443, 145356), (1924, 109017), (2886, 72678), (4329, 48452), (5772, 36339), (8658, 24226), (12113, 17316)]