278350215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:341

約数の個数: 96

約数和(自身を含む): 540546048

約数和(自身を除く): 262195833

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 47, 55, 65, 121, 141, 143, 165, 195, 235, 251, 363, 429, 517, 605, 611, 705, 715, 753, 1255, 1551, 1573, 1815, 1833, 2145, 2585, 2761, 3055, 3263, 3765, 4719, 5687, 6721, 7755, 7865, 8283, 9165, 9789, 11797, 13805, 16315, 17061, 20163, 23595, 28435, 30371, 33605, 35391, 35893, 41415, 48945, 58985, 73931, 85305, 91113, 100815, 107679, 129767, 151855, 153361, 176955, 179465, 221793, 369655, 389301, 394823, 455565, 460083, 538395, 648835, 766805, 1108965, 1184469, 1427437, 1686971, 1946505, 1974115, 2300415, 4282311, 5060913, 5922345, 7137185, 8434855, 18556681, 21411555, 25304565, 55670043, 92783405, 278350215]

約数ペア:

[(1, 278350215), (3, 92783405), (5, 55670043), (11, 25304565), (13, 21411555), (15, 18556681), (33, 8434855), (39, 7137185), (47, 5922345), (55, 5060913), (65, 4282311), (121, 2300415), (141, 1974115), (143, 1946505), (165, 1686971), (195, 1427437), (235, 1184469), (251, 1108965), (363, 766805), (429, 648835), (517, 538395), (605, 460083), (611, 455565), (705, 394823), (715, 389301), (753, 369655), (1255, 221793), (1551, 179465), (1573, 176955), (1815, 153361), (1833, 151855), (2145, 129767), (2585, 107679), (2761, 100815), (3055, 91113), (3263, 85305), (3765, 73931), (4719, 58985), (5687, 48945), (6721, 41415), (7755, 35893), (7865, 35391), (8283, 33605), (9165, 30371), (9789, 28435), (11797, 23595), (13805, 20163), (16315, 17061)]