61155969

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 99207360

約数和(自身を除く): 38051391

約数列:

[1, 3, 7, 21, 41, 49, 73, 123, 139, 147, 219, 287, 417, 511, 861, 973, 1533, 2009, 2919, 2993, 3577, 5699, 6027, 6811, 8979, 10147, 10731, 17097, 20433, 20951, 30441, 39893, 62853, 71029, 119679, 146657, 213087, 279251, 416027, 439971, 497203, 837753, 1248081, 1491609, 2912189, 8736567, 20385323, 61155969]

約数ペア:

[(1, 61155969), (3, 20385323), (7, 8736567), (21, 2912189), (41, 1491609), (49, 1248081), (73, 837753), (123, 497203), (139, 439971), (147, 416027), (219, 279251), (287, 213087), (417, 146657), (511, 119679), (861, 71029), (973, 62853), (1533, 39893), (2009, 30441), (2919, 20951), (2993, 20433), (3577, 17097), (5699, 10731), (6027, 10147), (6811, 8979)]