15638868

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{271}}^1$

素因数の和:517

約数の個数: 72

約数和(自身を含む): 45543680

約数和(自身を除く): 29904812

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 229, 252, 271, 458, 542, 687, 813, 916, 1084, 1374, 1603, 1626, 1897, 2061, 2439, 2748, 3206, 3252, 3794, 4122, 4809, 4878, 5691, 6412, 7588, 8244, 9618, 9756, 11382, 14427, 17073, 19236, 22764, 28854, 34146, 57708, 62059, 68292, 124118, 186177, 248236, 372354, 434413, 558531, 744708, 868826, 1117062, 1303239, 1737652, 2234124, 2606478, 3909717, 5212956, 7819434, 15638868]

約数ペア:

[(1, 15638868), (2, 7819434), (3, 5212956), (4, 3909717), (6, 2606478), (7, 2234124), (9, 1737652), (12, 1303239), (14, 1117062), (18, 868826), (21, 744708), (28, 558531), (36, 434413), (42, 372354), (63, 248236), (84, 186177), (126, 124118), (229, 68292), (252, 62059), (271, 57708), (458, 34146), (542, 28854), (687, 22764), (813, 19236), (916, 17073), (1084, 14427), (1374, 11382), (1603, 9756), (1626, 9618), (1897, 8244), (2061, 7588), (2439, 6412), (2748, 5691), (3206, 4878), (3252, 4809), (3794, 4122)]