213491772

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{1223}}^1$

素因数の和:1619

約数の個数: 72

約数和(自身を含む): 583206624

約数和(自身を除く): 369714852

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 373, 468, 746, 1119, 1223, 1492, 2238, 2446, 3357, 3669, 4476, 4849, 4892, 6714, 7338, 9698, 11007, 13428, 14547, 14676, 15899, 19396, 22014, 29094, 31798, 43641, 44028, 47697, 58188, 63596, 87282, 95394, 143091, 174564, 190788, 286182, 456179, 572364, 912358, 1368537, 1824716, 2737074, 4105611, 5474148, 5930327, 8211222, 11860654, 16422444, 17790981, 23721308, 35581962, 53372943, 71163924, 106745886, 213491772]

約数ペア:

[(1, 213491772), (2, 106745886), (3, 71163924), (4, 53372943), (6, 35581962), (9, 23721308), (12, 17790981), (13, 16422444), (18, 11860654), (26, 8211222), (36, 5930327), (39, 5474148), (52, 4105611), (78, 2737074), (117, 1824716), (156, 1368537), (234, 912358), (373, 572364), (468, 456179), (746, 286182), (1119, 190788), (1223, 174564), (1492, 143091), (2238, 95394), (2446, 87282), (3357, 63596), (3669, 58188), (4476, 47697), (4849, 44028), (4892, 43641), (6714, 31798), (7338, 29094), (9698, 22014), (11007, 19396), (13428, 15899), (14547, 14676)]