227758730017

素因数分解:

$7^1\times {\mathrm{13}}^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{20771}}^1$

素因数の和:20871

約数の個数: 64

約数和(自身を含む): 303743139840

約数和(自身を除く): 75984409823

約数列:

[1, 7, 13, 23, 31, 91, 161, 169, 217, 299, 403, 713, 1183, 2093, 2197, 2821, 3887, 4991, 5239, 9269, 15379, 20771, 27209, 36673, 50531, 64883, 68107, 120497, 145397, 270023, 353717, 476749, 477733, 643901, 843479, 1566461, 1890161, 3344131, 3510299, 4507307, 6210529, 8370713, 10965227, 14809723, 24572093, 43473703, 45633887, 58594991, 80736877, 103668061, 108819269, 192526399, 319437209, 565158139, 761734883, 1049579401, 1347684793, 1414650497, 2502843187, 7347055807, 9902553479, 17519902309, 32536961431, 227758730017]

約数ペア:

[(1, 227758730017), (7, 32536961431), (13, 17519902309), (23, 9902553479), (31, 7347055807), (91, 2502843187), (161, 1414650497), (169, 1347684793), (217, 1049579401), (299, 761734883), (403, 565158139), (713, 319437209), (1183, 192526399), (2093, 108819269), (2197, 103668061), (2821, 80736877), (3887, 58594991), (4991, 45633887), (5239, 43473703), (9269, 24572093), (15379, 14809723), (20771, 10965227), (27209, 8370713), (36673, 6210529), (50531, 4507307), (64883, 3510299), (68107, 3344131), (120497, 1890161), (145397, 1566461), (270023, 843479), (353717, 643901), (476749, 477733)]