1738164561

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{659}}^1$

素因数の和:830

約数の個数: 64

約数和(自身を含む): 2828390400

約数和(自身を除く): 1090225839

約数列:

[1, 3, 7, 21, 29, 61, 71, 87, 183, 203, 213, 427, 497, 609, 659, 1281, 1491, 1769, 1977, 2059, 4331, 4613, 5307, 6177, 12383, 12993, 13839, 14413, 19111, 30317, 37149, 40199, 43239, 46789, 57333, 90951, 120597, 125599, 133777, 140367, 281393, 327523, 376797, 401331, 844179, 879193, 982569, 1165771, 1356881, 2637579, 2854129, 3497313, 4070643, 8160397, 8562387, 9498167, 19978903, 24481191, 28494501, 59936709, 82769741, 248309223, 579388187, 1738164561]

約数ペア:

[(1, 1738164561), (3, 579388187), (7, 248309223), (21, 82769741), (29, 59936709), (61, 28494501), (71, 24481191), (87, 19978903), (183, 9498167), (203, 8562387), (213, 8160397), (427, 4070643), (497, 3497313), (609, 2854129), (659, 2637579), (1281, 1356881), (1491, 1165771), (1769, 982569), (1977, 879193), (2059, 844179), (4331, 401331), (4613, 376797), (5307, 327523), (6177, 281393), (12383, 140367), (12993, 133777), (13839, 125599), (14413, 120597), (19111, 90951), (30317, 57333), (37149, 46789), (40199, 43239)]