31401384

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{457}}^1$

素因数の和:882

約数の個数: 64

約数和(自身を含む): 90134400

約数和(自身を除く): 58733016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 409, 457, 818, 914, 1227, 1371, 1636, 1828, 2454, 2742, 2863, 3199, 3272, 3656, 4908, 5484, 5726, 6398, 8589, 9597, 9816, 10968, 11452, 12796, 17178, 19194, 22904, 25592, 34356, 38388, 68712, 76776, 186913, 373826, 560739, 747652, 1121478, 1308391, 1495304, 2242956, 2616782, 3925173, 4485912, 5233564, 7850346, 10467128, 15700692, 31401384]

約数ペア:

[(1, 31401384), (2, 15700692), (3, 10467128), (4, 7850346), (6, 5233564), (7, 4485912), (8, 3925173), (12, 2616782), (14, 2242956), (21, 1495304), (24, 1308391), (28, 1121478), (42, 747652), (56, 560739), (84, 373826), (168, 186913), (409, 76776), (457, 68712), (818, 38388), (914, 34356), (1227, 25592), (1371, 22904), (1636, 19194), (1828, 17178), (2454, 12796), (2742, 11452), (2863, 10968), (3199, 9816), (3272, 9597), (3656, 8589), (4908, 6398), (5484, 5726)]