210385406

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{347}}^1$

素因数の和:525

約数の個数: 64

約数和(自身を含む): 410517504

約数和(自身を除く): 200132098

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 127, 154, 217, 254, 341, 347, 434, 682, 694, 889, 1397, 1778, 2387, 2429, 2794, 3817, 3937, 4774, 4858, 7634, 7874, 9779, 10757, 19558, 21514, 26719, 27559, 43307, 44069, 53438, 55118, 75299, 86614, 88138, 118327, 150598, 236654, 303149, 308483, 484759, 606298, 616966, 828289, 969518, 1366139, 1656578, 2732278, 3393313, 6786626, 9562973, 15027529, 19125946, 30055058, 105192703, 210385406]

約数ペア:

[(1, 210385406), (2, 105192703), (7, 30055058), (11, 19125946), (14, 15027529), (22, 9562973), (31, 6786626), (62, 3393313), (77, 2732278), (127, 1656578), (154, 1366139), (217, 969518), (254, 828289), (341, 616966), (347, 606298), (434, 484759), (682, 308483), (694, 303149), (889, 236654), (1397, 150598), (1778, 118327), (2387, 88138), (2429, 86614), (2794, 75299), (3817, 55118), (3937, 53438), (4774, 44069), (4858, 43307), (7634, 27559), (7874, 26719), (9779, 21514), (10757, 19558)]