388976028

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{28409}}^1$

素因数の和:28586

約数の個数: 48

約数和(自身を含む): 1043669760

約数和(自身を除く): 654693732

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 163, 326, 489, 652, 978, 1141, 1956, 2282, 3423, 4564, 6846, 13692, 28409, 56818, 85227, 113636, 170454, 198863, 340908, 397726, 596589, 795452, 1193178, 2386356, 4630667, 9261334, 13892001, 18522668, 27784002, 32414669, 55568004, 64829338, 97244007, 129658676, 194488014, 388976028]

約数ペア:

[(1, 388976028), (2, 194488014), (3, 129658676), (4, 97244007), (6, 64829338), (7, 55568004), (12, 32414669), (14, 27784002), (21, 18522668), (28, 13892001), (42, 9261334), (84, 4630667), (163, 2386356), (326, 1193178), (489, 795452), (652, 596589), (978, 397726), (1141, 340908), (1956, 198863), (2282, 170454), (3423, 113636), (4564, 85227), (6846, 56818), (13692, 28409)]