199690452

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{9923}}^1$

素因数の和:9989

約数の個数: 72

約数和(自身を含む): 556299744

約数和(自身を除く): 356609292

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 1118, 1548, 1677, 2236, 3354, 5031, 6708, 9923, 10062, 19846, 20124, 29769, 39692, 59538, 89307, 119076, 128999, 178614, 257998, 357228, 386997, 426689, 515996, 773994, 853378, 1160991, 1280067, 1547988, 1706756, 2321982, 2560134, 3840201, 4643964, 5120268, 5546957, 7680402, 11093914, 15360804, 16640871, 22187828, 33281742, 49922613, 66563484, 99845226, 199690452]

約数ペア:

[(1, 199690452), (2, 99845226), (3, 66563484), (4, 49922613), (6, 33281742), (9, 22187828), (12, 16640871), (13, 15360804), (18, 11093914), (26, 7680402), (36, 5546957), (39, 5120268), (43, 4643964), (52, 3840201), (78, 2560134), (86, 2321982), (117, 1706756), (129, 1547988), (156, 1280067), (172, 1160991), (234, 853378), (258, 773994), (387, 515996), (468, 426689), (516, 386997), (559, 357228), (774, 257998), (1118, 178614), (1548, 128999), (1677, 119076), (2236, 89307), (3354, 59538), (5031, 39692), (6708, 29769), (9923, 20124), (10062, 19846)]