311938314

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{19973}}^1$

素因数の和:20134

約数の個数: 32

約数和(自身を含む): 661538880

約数和(自身を除く): 349600566

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 137, 274, 411, 822, 2603, 5206, 7809, 15618, 19973, 39946, 59919, 119838, 379487, 758974, 1138461, 2276922, 2736301, 5472602, 8208903, 16417806, 51989719, 103979438, 155969157, 311938314]

約数ペア:

[(1, 311938314), (2, 155969157), (3, 103979438), (6, 51989719), (19, 16417806), (38, 8208903), (57, 5472602), (114, 2736301), (137, 2276922), (274, 1138461), (411, 758974), (822, 379487), (2603, 119838), (5206, 59919), (7809, 39946), (15618, 19973)]