647574004

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{9689}}^1$

素因数の和:9749

約数の個数: 72

約数和(自身を含む): 1484663040

約数和(自身を除く): 837089036

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 49, 62, 77, 98, 124, 154, 196, 217, 308, 341, 434, 539, 682, 868, 1078, 1364, 1519, 2156, 2387, 3038, 4774, 6076, 9548, 9689, 16709, 19378, 33418, 38756, 66836, 67823, 106579, 135646, 213158, 271292, 300359, 426316, 474761, 600718, 746053, 949522, 1201436, 1492106, 1899044, 2102513, 2984212, 3303949, 4205026, 5222371, 6607898, 8410052, 10444742, 13215796, 14717591, 20889484, 23127643, 29435182, 46255286, 58870364, 92510572, 161893501, 323787002, 647574004]

約数ペア:

[(1, 647574004), (2, 323787002), (4, 161893501), (7, 92510572), (11, 58870364), (14, 46255286), (22, 29435182), (28, 23127643), (31, 20889484), (44, 14717591), (49, 13215796), (62, 10444742), (77, 8410052), (98, 6607898), (124, 5222371), (154, 4205026), (196, 3303949), (217, 2984212), (308, 2102513), (341, 1899044), (434, 1492106), (539, 1201436), (682, 949522), (868, 746053), (1078, 600718), (1364, 474761), (1519, 426316), (2156, 300359), (2387, 271292), (3038, 213158), (4774, 135646), (6076, 106579), (9548, 67823), (9689, 66836), (16709, 38756), (19378, 33418)]