381225

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:66

約数の個数: 48

約数和(自身を含む): 749952

約数和(自身を除く): 368727

約数列:

[1, 3, 5, 13, 15, 17, 23, 25, 39, 51, 65, 69, 75, 85, 115, 195, 221, 255, 299, 325, 345, 391, 425, 575, 663, 897, 975, 1105, 1173, 1275, 1495, 1725, 1955, 3315, 4485, 5083, 5525, 5865, 7475, 9775, 15249, 16575, 22425, 25415, 29325, 76245, 127075, 381225]

約数ペア:

[(1, 381225), (3, 127075), (5, 76245), (13, 29325), (15, 25415), (17, 22425), (23, 16575), (25, 15249), (39, 9775), (51, 7475), (65, 5865), (69, 5525), (75, 5083), (85, 4485), (115, 3315), (195, 1955), (221, 1725), (255, 1495), (299, 1275), (325, 1173), (345, 1105), (391, 975), (425, 897), (575, 663)]