1238256404

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{21499}}^1$

素因数の和:21549

約数の個数: 72

約数和(自身を含む): 2882376000

約数和(自身を除く): 1644119596

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 68, 77, 119, 121, 154, 187, 238, 242, 308, 374, 476, 484, 748, 847, 1309, 1694, 2057, 2618, 3388, 4114, 5236, 8228, 14399, 21499, 28798, 42998, 57596, 85996, 150493, 236489, 300986, 365483, 472978, 601972, 730966, 945956, 1461932, 1655423, 2558381, 2601379, 3310846, 4020313, 5116762, 5202758, 6621692, 8040626, 10233524, 10405516, 16081252, 18209653, 28142191, 36419306, 44223443, 56284382, 72838612, 88446886, 112568764, 176893772, 309564101, 619128202, 1238256404]

約数ペア:

[(1, 1238256404), (2, 619128202), (4, 309564101), (7, 176893772), (11, 112568764), (14, 88446886), (17, 72838612), (22, 56284382), (28, 44223443), (34, 36419306), (44, 28142191), (68, 18209653), (77, 16081252), (119, 10405516), (121, 10233524), (154, 8040626), (187, 6621692), (238, 5202758), (242, 5116762), (308, 4020313), (374, 3310846), (476, 2601379), (484, 2558381), (748, 1655423), (847, 1461932), (1309, 945956), (1694, 730966), (2057, 601972), (2618, 472978), (3388, 365483), (4114, 300986), (5236, 236489), (8228, 150493), (14399, 85996), (21499, 57596), (28798, 42998)]