7220444

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:243

約数の個数: 72

約数和(自身を含む): 17064432

約数和(自身を除く): 9843988

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 49, 68, 77, 98, 119, 154, 187, 196, 197, 238, 308, 374, 394, 476, 539, 748, 788, 833, 1078, 1309, 1379, 1666, 2156, 2167, 2618, 2758, 3332, 3349, 4334, 5236, 5516, 6698, 8668, 9163, 9653, 13396, 15169, 18326, 19306, 23443, 30338, 36652, 36839, 38612, 46886, 60676, 73678, 93772, 106183, 147356, 164101, 212366, 257873, 328202, 424732, 515746, 656404, 1031492, 1805111, 3610222, 7220444]

約数ペア:

[(1, 7220444), (2, 3610222), (4, 1805111), (7, 1031492), (11, 656404), (14, 515746), (17, 424732), (22, 328202), (28, 257873), (34, 212366), (44, 164101), (49, 147356), (68, 106183), (77, 93772), (98, 73678), (119, 60676), (154, 46886), (187, 38612), (196, 36839), (197, 36652), (238, 30338), (308, 23443), (374, 19306), (394, 18326), (476, 15169), (539, 13396), (748, 9653), (788, 9163), (833, 8668), (1078, 6698), (1309, 5516), (1379, 5236), (1666, 4334), (2156, 3349), (2167, 3332), (2618, 2758)]