81183669273

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{24181}}^1$

素因数の和:24555

約数の個数: 72

約数和(自身を含む): 142777492416

約数和(自身を除く): 61593823143

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 147, 161, 207, 331, 441, 483, 993, 1127, 1449, 2317, 2979, 3381, 6951, 7613, 10143, 16219, 20853, 22839, 24181, 48657, 53291, 68517, 72543, 145971, 159873, 169267, 217629, 373037, 479619, 507801, 556163, 1119111, 1184869, 1523403, 1668489, 3357333, 3554607, 3893141, 5005467, 8003911, 10663821, 11679423, 24011733, 27251987, 35038269, 56027377, 72035199, 81755961, 168082131, 184089953, 245267883, 392191639, 504246393, 552269859, 1176574917, 1288629671, 1656809577, 3529724751, 3865889013, 9020407697, 11597667039, 27061223091, 81183669273]

約数ペア:

[(1, 81183669273), (3, 27061223091), (7, 11597667039), (9, 9020407697), (21, 3865889013), (23, 3529724751), (49, 1656809577), (63, 1288629671), (69, 1176574917), (147, 552269859), (161, 504246393), (207, 392191639), (331, 245267883), (441, 184089953), (483, 168082131), (993, 81755961), (1127, 72035199), (1449, 56027377), (2317, 35038269), (2979, 27251987), (3381, 24011733), (6951, 11679423), (7613, 10663821), (10143, 8003911), (16219, 5005467), (20853, 3893141), (22839, 3554607), (24181, 3357333), (48657, 1668489), (53291, 1523403), (68517, 1184869), (72543, 1119111), (145971, 556163), (159873, 507801), (169267, 479619), (217629, 373037)]