64490847876

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19685851}}^1$

素因数の和:19685881

約数の個数: 72

約数和(自身を含む): 200638203584

約数和(自身を除く): 136147355708

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 19685851, 39371702, 59057553, 78743404, 118115106, 137800957, 177172659, 236230212, 255916063, 275601914, 354345318, 413402871, 511832126, 551203828, 708690636, 767748189, 826805742, 1023664252, 1240208613, 1535496378, 1653611484, 1791412441, 2303244567, 2480417226, 3070992756, 3582824882, 4606489134, 4960834452, 5374237323, 7165649764, 9212978268, 10748474646, 16122711969, 21496949292, 32245423938, 64490847876]

約数ペア:

[(1, 64490847876), (2, 32245423938), (3, 21496949292), (4, 16122711969), (6, 10748474646), (7, 9212978268), (9, 7165649764), (12, 5374237323), (13, 4960834452), (14, 4606489134), (18, 3582824882), (21, 3070992756), (26, 2480417226), (28, 2303244567), (36, 1791412441), (39, 1653611484), (42, 1535496378), (52, 1240208613), (63, 1023664252), (78, 826805742), (84, 767748189), (91, 708690636), (117, 551203828), (126, 511832126), (156, 413402871), (182, 354345318), (234, 275601914), (252, 255916063), (273, 236230212), (364, 177172659), (468, 137800957), (546, 118115106), (819, 78743404), (1092, 59057553), (1638, 39371702), (3276, 19685851)]