388650948

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{307}}^1\times {\mathrm{2153}}^1$

素因数の和:2481

約数の個数: 72

約数和(自身を含む): 1058837472

約数和(自身を除く): 670186524

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 307, 588, 614, 921, 1228, 1842, 2149, 2153, 3684, 4298, 4306, 6447, 6459, 8596, 8612, 12894, 12918, 15043, 15071, 25788, 25836, 30086, 30142, 45129, 45213, 60172, 60284, 90258, 90426, 105497, 180516, 180852, 210994, 316491, 421988, 632982, 660971, 1265964, 1321942, 1982913, 2643884, 3965826, 4626797, 7931652, 9253594, 13880391, 18507188, 27760782, 32387579, 55521564, 64775158, 97162737, 129550316, 194325474, 388650948]

約数ペア:

[(1, 388650948), (2, 194325474), (3, 129550316), (4, 97162737), (6, 64775158), (7, 55521564), (12, 32387579), (14, 27760782), (21, 18507188), (28, 13880391), (42, 9253594), (49, 7931652), (84, 4626797), (98, 3965826), (147, 2643884), (196, 1982913), (294, 1321942), (307, 1265964), (588, 660971), (614, 632982), (921, 421988), (1228, 316491), (1842, 210994), (2149, 180852), (2153, 180516), (3684, 105497), (4298, 90426), (4306, 90258), (6447, 60284), (6459, 60172), (8596, 45213), (8612, 45129), (12894, 30142), (12918, 30086), (15043, 25836), (15071, 25788)]