491987916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{41539}}^1$

素因数の和:41603

約数の個数: 72

約数和(自身を含む): 1451573760

約数和(自身を除く): 959585844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 84, 94, 126, 141, 188, 252, 282, 329, 423, 564, 658, 846, 987, 1316, 1692, 1974, 2961, 3948, 5922, 11844, 41539, 83078, 124617, 166156, 249234, 290773, 373851, 498468, 581546, 747702, 872319, 1163092, 1495404, 1744638, 1952333, 2616957, 3489276, 3904666, 5233914, 5856999, 7809332, 10467828, 11713998, 13666331, 17570997, 23427996, 27332662, 35141994, 40998993, 54665324, 70283988, 81997986, 122996979, 163995972, 245993958, 491987916]

約数ペア:

[(1, 491987916), (2, 245993958), (3, 163995972), (4, 122996979), (6, 81997986), (7, 70283988), (9, 54665324), (12, 40998993), (14, 35141994), (18, 27332662), (21, 23427996), (28, 17570997), (36, 13666331), (42, 11713998), (47, 10467828), (63, 7809332), (84, 5856999), (94, 5233914), (126, 3904666), (141, 3489276), (188, 2616957), (252, 1952333), (282, 1744638), (329, 1495404), (423, 1163092), (564, 872319), (658, 747702), (846, 581546), (987, 498468), (1316, 373851), (1692, 290773), (1974, 249234), (2961, 166156), (3948, 124617), (5922, 83078), (11844, 41539)]