1397926348

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{52609}}^1$

素因数の和:52706

約数の個数: 48

約数和(自身を含む): 3052221760

約数和(自身を除く): 1654295412

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 73, 91, 146, 182, 292, 364, 511, 949, 1022, 1898, 2044, 3796, 6643, 13286, 26572, 52609, 105218, 210436, 368263, 683917, 736526, 1367834, 1473052, 2735668, 3840457, 4787419, 7680914, 9574838, 15361828, 19149676, 26883199, 49925941, 53766398, 99851882, 107532796, 199703764, 349481587, 698963174, 1397926348]

約数ペア:

[(1, 1397926348), (2, 698963174), (4, 349481587), (7, 199703764), (13, 107532796), (14, 99851882), (26, 53766398), (28, 49925941), (52, 26883199), (73, 19149676), (91, 15361828), (146, 9574838), (182, 7680914), (292, 4787419), (364, 3840457), (511, 2735668), (949, 1473052), (1022, 1367834), (1898, 736526), (2044, 683917), (3796, 368263), (6643, 210436), (13286, 105218), (26572, 52609)]