128382436

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20747}}^1$

素因数の和:20788

約数の個数: 48

約数和(自身を含む): 292795776

約数和(自身を除く): 164413340

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 182, 221, 238, 364, 442, 476, 884, 1547, 3094, 6188, 20747, 41494, 82988, 145229, 269711, 290458, 352699, 539422, 580916, 705398, 1078844, 1410796, 1887977, 2468893, 3775954, 4585087, 4937786, 7551908, 9170174, 9875572, 18340348, 32095609, 64191218, 128382436]

約数ペア:

[(1, 128382436), (2, 64191218), (4, 32095609), (7, 18340348), (13, 9875572), (14, 9170174), (17, 7551908), (26, 4937786), (28, 4585087), (34, 3775954), (52, 2468893), (68, 1887977), (91, 1410796), (119, 1078844), (182, 705398), (221, 580916), (238, 539422), (364, 352699), (442, 290458), (476, 269711), (884, 145229), (1547, 82988), (3094, 41494), (6188, 20747)]