84978972

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1697}}^1$

素因数の和:1827

約数の個数: 72

約数和(自身を含む): 233631216

約数和(自身を除く): 148652244

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 107, 117, 156, 214, 234, 321, 428, 468, 642, 963, 1284, 1391, 1697, 1926, 2782, 3394, 3852, 4173, 5091, 5564, 6788, 8346, 10182, 12519, 15273, 16692, 20364, 22061, 25038, 30546, 44122, 50076, 61092, 66183, 88244, 132366, 181579, 198549, 264732, 363158, 397098, 544737, 726316, 794196, 1089474, 1634211, 2178948, 2360527, 3268422, 4721054, 6536844, 7081581, 9442108, 14163162, 21244743, 28326324, 42489486, 84978972]

約数ペア:

[(1, 84978972), (2, 42489486), (3, 28326324), (4, 21244743), (6, 14163162), (9, 9442108), (12, 7081581), (13, 6536844), (18, 4721054), (26, 3268422), (36, 2360527), (39, 2178948), (52, 1634211), (78, 1089474), (107, 794196), (117, 726316), (156, 544737), (214, 397098), (234, 363158), (321, 264732), (428, 198549), (468, 181579), (642, 132366), (963, 88244), (1284, 66183), (1391, 61092), (1697, 50076), (1926, 44122), (2782, 30546), (3394, 25038), (3852, 22061), (4173, 20364), (5091, 16692), (5564, 15273), (6788, 12519), (8346, 10182)]