728157612

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{666811}}^1$

素因数の和:666838

約数の個数: 48

約数和(自身を含む): 2091122432

約数和(自身を除く): 1362964820

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 666811, 1333622, 2000433, 2667244, 4000866, 4667677, 8001732, 8668543, 9335354, 14003031, 17337086, 18670708, 26005629, 28006062, 34674172, 52011258, 56012124, 60679801, 104022516, 121359602, 182039403, 242719204, 364078806, 728157612]

約数ペア:

[(1, 728157612), (2, 364078806), (3, 242719204), (4, 182039403), (6, 121359602), (7, 104022516), (12, 60679801), (13, 56012124), (14, 52011258), (21, 34674172), (26, 28006062), (28, 26005629), (39, 18670708), (42, 17337086), (52, 14003031), (78, 9335354), (84, 8668543), (91, 8001732), (156, 4667677), (182, 4000866), (273, 2667244), (364, 2000433), (546, 1333622), (1092, 666811)]