1621900826049

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{1091}}^1\times {\mathrm{18913}}^1$

素因数の和:20230

約数の個数: 64

約数和(自身を含む): 2617286031360

約数和(自身を除く): 995385205311

約数列:

[1, 3, 7, 19, 21, 57, 133, 197, 399, 591, 1091, 1379, 3273, 3743, 4137, 7637, 11229, 18913, 20729, 22911, 26201, 56739, 62187, 78603, 132391, 145103, 214927, 359347, 397173, 435309, 644781, 1078041, 1504489, 2515429, 3725861, 4083613, 4513467, 7546287, 11177583, 12250839, 20634083, 26081027, 28585291, 61902249, 70791359, 78243081, 85755873, 144438581, 212374077, 392047577, 433315743, 495539513, 1176142731, 1486618539, 2744333039, 4064914351, 8232999117, 12194743053, 28454400457, 77233372669, 85363201371, 231700118007, 540633608683, 1621900826049]

約数ペア:

[(1, 1621900826049), (3, 540633608683), (7, 231700118007), (19, 85363201371), (21, 77233372669), (57, 28454400457), (133, 12194743053), (197, 8232999117), (399, 4064914351), (591, 2744333039), (1091, 1486618539), (1379, 1176142731), (3273, 495539513), (3743, 433315743), (4137, 392047577), (7637, 212374077), (11229, 144438581), (18913, 85755873), (20729, 78243081), (22911, 70791359), (26201, 61902249), (56739, 28585291), (62187, 26081027), (78603, 20634083), (132391, 12250839), (145103, 11177583), (214927, 7546287), (359347, 4513467), (397173, 4083613), (435309, 3725861), (644781, 2515429), (1078041, 1504489)]