9781770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^2$

素因数の和:291

約数の個数: 48

約数和(自身を含む): 24901920

約数和(自身を除く): 15120150

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 131, 190, 262, 285, 393, 570, 655, 786, 1310, 1965, 2489, 3930, 4978, 7467, 12445, 14934, 17161, 24890, 34322, 37335, 51483, 74670, 85805, 102966, 171610, 257415, 326059, 514830, 652118, 978177, 1630295, 1956354, 3260590, 4890885, 9781770]

約数ペア:

[(1, 9781770), (2, 4890885), (3, 3260590), (5, 1956354), (6, 1630295), (10, 978177), (15, 652118), (19, 514830), (30, 326059), (38, 257415), (57, 171610), (95, 102966), (114, 85805), (131, 74670), (190, 51483), (262, 37335), (285, 34322), (393, 24890), (570, 17161), (655, 14934), (786, 12445), (1310, 7467), (1965, 4978), (2489, 3930)]