291217788

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1021}}^1$

素因数の和:1192

約数の個数: 96

約数和(自身を含む): 801248000

約数和(自身を除く): 510030212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 139, 171, 228, 278, 342, 417, 513, 556, 684, 834, 1021, 1026, 1251, 1668, 2042, 2052, 2502, 2641, 3063, 3753, 4084, 5004, 5282, 6126, 7506, 7923, 9189, 10564, 12252, 15012, 15846, 18378, 19399, 23769, 27567, 31692, 36756, 38798, 47538, 55134, 58197, 71307, 77596, 95076, 110268, 116394, 141919, 142614, 174591, 232788, 283838, 285228, 349182, 425757, 523773, 567676, 698364, 851514, 1047546, 1277271, 1703028, 2095092, 2554542, 2696461, 3831813, 5109084, 5392922, 7663626, 8089383, 10785844, 15327252, 16178766, 24268149, 32357532, 48536298, 72804447, 97072596, 145608894, 291217788]

約数ペア:

[(1, 291217788), (2, 145608894), (3, 97072596), (4, 72804447), (6, 48536298), (9, 32357532), (12, 24268149), (18, 16178766), (19, 15327252), (27, 10785844), (36, 8089383), (38, 7663626), (54, 5392922), (57, 5109084), (76, 3831813), (108, 2696461), (114, 2554542), (139, 2095092), (171, 1703028), (228, 1277271), (278, 1047546), (342, 851514), (417, 698364), (513, 567676), (556, 523773), (684, 425757), (834, 349182), (1021, 285228), (1026, 283838), (1251, 232788), (1668, 174591), (2042, 142614), (2052, 141919), (2502, 116394), (2641, 110268), (3063, 95076), (3753, 77596), (4084, 71307), (5004, 58197), (5282, 55134), (6126, 47538), (7506, 38798), (7923, 36756), (9189, 31692), (10564, 27567), (12252, 23769), (15012, 19399), (15846, 18378)]