398517070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{659}}^1$

素因数の和:889

約数の個数: 64

約数和(自身を含む): 841674240

約数和(自身を除く): 443157170

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 163, 265, 326, 371, 530, 659, 742, 815, 1141, 1318, 1630, 1855, 2282, 3295, 3710, 4613, 5705, 6590, 8639, 9226, 11410, 17278, 23065, 34927, 43195, 46130, 60473, 69854, 86390, 107417, 120946, 174635, 214834, 244489, 302365, 349270, 488978, 537085, 604730, 751919, 1074170, 1222445, 1503838, 2444890, 3759595, 5693101, 7519190, 11386202, 28465505, 39851707, 56931010, 79703414, 199258535, 398517070]

約数ペア:

[(1, 398517070), (2, 199258535), (5, 79703414), (7, 56931010), (10, 39851707), (14, 28465505), (35, 11386202), (53, 7519190), (70, 5693101), (106, 3759595), (163, 2444890), (265, 1503838), (326, 1222445), (371, 1074170), (530, 751919), (659, 604730), (742, 537085), (815, 488978), (1141, 349270), (1318, 302365), (1630, 244489), (1855, 214834), (2282, 174635), (3295, 120946), (3710, 107417), (4613, 86390), (5705, 69854), (6590, 60473), (8639, 46130), (9226, 43195), (11410, 34927), (17278, 23065)]