1913775

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:128

約数の個数: 48

約数和(自身を含む): 3571200

約数和(自身を除く): 1657425

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 79, 85, 95, 237, 255, 285, 323, 395, 425, 475, 969, 1185, 1275, 1343, 1425, 1501, 1615, 1975, 4029, 4503, 4845, 5925, 6715, 7505, 8075, 20145, 22515, 24225, 25517, 33575, 37525, 76551, 100725, 112575, 127585, 382755, 637925, 1913775]

約数ペア:

[(1, 1913775), (3, 637925), (5, 382755), (15, 127585), (17, 112575), (19, 100725), (25, 76551), (51, 37525), (57, 33575), (75, 25517), (79, 24225), (85, 22515), (95, 20145), (237, 8075), (255, 7505), (285, 6715), (323, 5925), (395, 4845), (425, 4503), (475, 4029), (969, 1975), (1185, 1615), (1275, 1501), (1343, 1425)]