7931268

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:217

約数の個数: 72

約数和(自身を含む): 21228480

約数和(自身を除く): 13297212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 71, 87, 107, 116, 142, 174, 213, 214, 261, 284, 321, 348, 426, 428, 522, 639, 642, 852, 963, 1044, 1278, 1284, 1926, 2059, 2556, 3103, 3852, 4118, 6177, 6206, 7597, 8236, 9309, 12354, 12412, 15194, 18531, 18618, 22791, 24708, 27927, 30388, 37062, 37236, 45582, 55854, 68373, 74124, 91164, 111708, 136746, 220313, 273492, 440626, 660939, 881252, 1321878, 1982817, 2643756, 3965634, 7931268]

約数ペア:

[(1, 7931268), (2, 3965634), (3, 2643756), (4, 1982817), (6, 1321878), (9, 881252), (12, 660939), (18, 440626), (29, 273492), (36, 220313), (58, 136746), (71, 111708), (87, 91164), (107, 74124), (116, 68373), (142, 55854), (174, 45582), (213, 37236), (214, 37062), (261, 30388), (284, 27927), (321, 24708), (348, 22791), (426, 18618), (428, 18531), (522, 15194), (639, 12412), (642, 12354), (852, 9309), (963, 8236), (1044, 7597), (1278, 6206), (1284, 6177), (1926, 4118), (2059, 3852), (2556, 3103)]