291228364

素因数分解:

$2^2\times 7^2\times {\mathrm{67}}^2\times {\mathrm{331}}^1$

素因数の和:483

約数の個数: 54

約数和(自身を含む): 603656676

約数和(自身を除く): 312428312

約数列:

[1, 2, 4, 7, 14, 28, 49, 67, 98, 134, 196, 268, 331, 469, 662, 938, 1324, 1876, 2317, 3283, 4489, 4634, 6566, 8978, 9268, 13132, 16219, 17956, 22177, 31423, 32438, 44354, 62846, 64876, 88708, 125692, 155239, 219961, 310478, 439922, 620956, 879844, 1086673, 1485859, 2173346, 2971718, 4346692, 5943436, 10401013, 20802026, 41604052, 72807091, 145614182, 291228364]

約数ペア:

[(1, 291228364), (2, 145614182), (4, 72807091), (7, 41604052), (14, 20802026), (28, 10401013), (49, 5943436), (67, 4346692), (98, 2971718), (134, 2173346), (196, 1485859), (268, 1086673), (331, 879844), (469, 620956), (662, 439922), (938, 310478), (1324, 219961), (1876, 155239), (2317, 125692), (3283, 88708), (4489, 64876), (4634, 62846), (6566, 44354), (8978, 32438), (9268, 31423), (13132, 22177), (16219, 17956)]