281781828

素因数分解:

$2^2\times 3^{10}\times {\mathrm{1193}}^1$

素因数の和:1227

約数の個数: 66

約数和(自身を含む): 740293134

約数和(自身を除く): 458511306

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1193, 1458, 2187, 2386, 2916, 3579, 4374, 4772, 6561, 7158, 8748, 10737, 13122, 14316, 19683, 21474, 26244, 32211, 39366, 42948, 59049, 64422, 78732, 96633, 118098, 128844, 193266, 236196, 289899, 386532, 579798, 869697, 1159596, 1739394, 2609091, 3478788, 5218182, 7827273, 10436364, 15654546, 23481819, 31309092, 46963638, 70445457, 93927276, 140890914, 281781828]

約数ペア:

[(1, 281781828), (2, 140890914), (3, 93927276), (4, 70445457), (6, 46963638), (9, 31309092), (12, 23481819), (18, 15654546), (27, 10436364), (36, 7827273), (54, 5218182), (81, 3478788), (108, 2609091), (162, 1739394), (243, 1159596), (324, 869697), (486, 579798), (729, 386532), (972, 289899), (1193, 236196), (1458, 193266), (2187, 128844), (2386, 118098), (2916, 96633), (3579, 78732), (4374, 64422), (4772, 59049), (6561, 42948), (7158, 39366), (8748, 32211), (10737, 26244), (13122, 21474), (14316, 19683)]