261923436

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{127643}}^1$

素因数の和:127675

約数の個数: 48

約数和(自身を含む): 714806400

約数和(自身を除く): 452882964

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 127643, 255286, 382929, 510572, 765858, 1148787, 1531716, 2297574, 2425217, 3446361, 4595148, 4850434, 6892722, 7275651, 9700868, 13785444, 14551302, 21826953, 29102604, 43653906, 65480859, 87307812, 130961718, 261923436]

約数ペア:

[(1, 261923436), (2, 130961718), (3, 87307812), (4, 65480859), (6, 43653906), (9, 29102604), (12, 21826953), (18, 14551302), (19, 13785444), (27, 9700868), (36, 7275651), (38, 6892722), (54, 4850434), (57, 4595148), (76, 3446361), (108, 2425217), (114, 2297574), (171, 1531716), (228, 1148787), (342, 765858), (513, 510572), (684, 382929), (1026, 255286), (2052, 127643)]