311947068

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^2\times {\mathrm{157}}^1\times {\mathrm{313}}^1$

素因数の和:523

約数の個数: 72

約数和(自身を含む): 768192208

約数和(自身を除く): 456245140

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 157, 276, 313, 314, 471, 529, 626, 628, 939, 942, 1058, 1252, 1587, 1878, 1884, 2116, 3174, 3611, 3756, 6348, 7199, 7222, 10833, 14398, 14444, 21597, 21666, 28796, 43194, 43332, 49141, 83053, 86388, 98282, 147423, 165577, 166106, 196564, 249159, 294846, 331154, 332212, 496731, 498318, 589692, 662308, 993462, 996636, 1130243, 1986924, 2260486, 3390729, 4520972, 6781458, 13562916, 25995589, 51991178, 77986767, 103982356, 155973534, 311947068]

約数ペア:

[(1, 311947068), (2, 155973534), (3, 103982356), (4, 77986767), (6, 51991178), (12, 25995589), (23, 13562916), (46, 6781458), (69, 4520972), (92, 3390729), (138, 2260486), (157, 1986924), (276, 1130243), (313, 996636), (314, 993462), (471, 662308), (529, 589692), (626, 498318), (628, 496731), (939, 332212), (942, 331154), (1058, 294846), (1252, 249159), (1587, 196564), (1878, 166106), (1884, 165577), (2116, 147423), (3174, 98282), (3611, 86388), (3756, 83053), (6348, 49141), (7199, 43332), (7222, 43194), (10833, 28796), (14398, 21666), (14444, 21597)]