12938205

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{607}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 24952320

約数和(自身を除く): 12014115

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 49, 87, 105, 145, 147, 203, 245, 435, 607, 609, 735, 1015, 1421, 1821, 3035, 3045, 4249, 4263, 7105, 9105, 12747, 17603, 21245, 21315, 29743, 52809, 63735, 88015, 89229, 123221, 148715, 264045, 369663, 446145, 616105, 862547, 1848315, 2587641, 4312735, 12938205]

約数ペア:

[(1, 12938205), (3, 4312735), (5, 2587641), (7, 1848315), (15, 862547), (21, 616105), (29, 446145), (35, 369663), (49, 264045), (87, 148715), (105, 123221), (145, 89229), (147, 88015), (203, 63735), (245, 52809), (435, 29743), (607, 21315), (609, 21245), (735, 17603), (1015, 12747), (1421, 9105), (1821, 7105), (3035, 4263), (3045, 4249)]