1287868932

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{300623}}^1$

素因数の和:300657

約数の個数: 72

約数和(自身を含む): 3939376896

約数和(自身を除く): 2651507964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 238, 252, 306, 357, 476, 612, 714, 1071, 1428, 2142, 4284, 300623, 601246, 901869, 1202492, 1803738, 2104361, 2705607, 3607476, 4208722, 5110591, 5411214, 6313083, 8417444, 10221182, 10822428, 12626166, 15331773, 18939249, 20442364, 25252332, 30663546, 35774137, 37878498, 45995319, 61327092, 71548274, 75756996, 91990638, 107322411, 143096548, 183981276, 214644822, 321967233, 429289644, 643934466, 1287868932]

約数ペア:

[(1, 1287868932), (2, 643934466), (3, 429289644), (4, 321967233), (6, 214644822), (7, 183981276), (9, 143096548), (12, 107322411), (14, 91990638), (17, 75756996), (18, 71548274), (21, 61327092), (28, 45995319), (34, 37878498), (36, 35774137), (42, 30663546), (51, 25252332), (63, 20442364), (68, 18939249), (84, 15331773), (102, 12626166), (119, 10822428), (126, 10221182), (153, 8417444), (204, 6313083), (238, 5411214), (252, 5110591), (306, 4208722), (357, 3607476), (476, 2705607), (612, 2104361), (714, 1803738), (1071, 1202492), (1428, 901869), (2142, 601246), (4284, 300623)]