188474013

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{971}}^1$

素因数の和:1079

約数の個数: 64

約数和(自身を含む): 348364800

約数和(自身を除く): 159890787

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 79, 91, 117, 189, 237, 273, 351, 553, 711, 819, 971, 1027, 1659, 2133, 2457, 2913, 3081, 4977, 6797, 7189, 8739, 9243, 12623, 14931, 20391, 21567, 26217, 27729, 37869, 61173, 64701, 76709, 88361, 113607, 183519, 194103, 230127, 265083, 340821, 536963, 690381, 795249, 997217, 1610889, 2071143, 2385747, 2991651, 4832667, 6980519, 8974953, 14498001, 20941557, 26924859, 62824671, 188474013]

約数ペア:

[(1, 188474013), (3, 62824671), (7, 26924859), (9, 20941557), (13, 14498001), (21, 8974953), (27, 6980519), (39, 4832667), (63, 2991651), (79, 2385747), (91, 2071143), (117, 1610889), (189, 997217), (237, 795249), (273, 690381), (351, 536963), (553, 340821), (711, 265083), (819, 230127), (971, 194103), (1027, 183519), (1659, 113607), (2133, 88361), (2457, 76709), (2913, 64701), (3081, 61173), (4977, 37869), (6797, 27729), (7189, 26217), (8739, 21567), (9243, 20391), (12623, 14931)]