307673745

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{20369}}^1$

素因数の和:20449

約数の個数: 32

約数和(自身を含む): 527990400

約数和(自身を除く): 220316655

約数列:

[1, 3, 5, 15, 19, 53, 57, 95, 159, 265, 285, 795, 1007, 3021, 5035, 15105, 20369, 61107, 101845, 305535, 387011, 1079557, 1161033, 1935055, 3238671, 5397785, 5805165, 16193355, 20511583, 61534749, 102557915, 307673745]

約数ペア:

[(1, 307673745), (3, 102557915), (5, 61534749), (15, 20511583), (19, 16193355), (53, 5805165), (57, 5397785), (95, 3238671), (159, 1935055), (265, 1161033), (285, 1079557), (795, 387011), (1007, 305535), (3021, 101845), (5035, 61107), (15105, 20369)]