28662192

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:339

約数の個数: 120

約数和(自身を含む): 88150608

約数和(自身を除く): 59488416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 61, 72, 78, 104, 117, 122, 144, 156, 183, 208, 234, 244, 251, 312, 366, 468, 488, 502, 549, 624, 732, 753, 793, 936, 976, 1004, 1098, 1464, 1506, 1586, 1872, 2008, 2196, 2259, 2379, 2928, 3012, 3172, 3263, 4016, 4392, 4518, 4758, 6024, 6344, 6526, 7137, 8784, 9036, 9516, 9789, 12048, 12688, 13052, 14274, 15311, 18072, 19032, 19578, 26104, 28548, 29367, 30622, 36144, 38064, 39156, 45933, 52208, 57096, 58734, 61244, 78312, 91866, 114192, 117468, 122488, 137799, 156624, 183732, 199043, 234936, 244976, 275598, 367464, 398086, 469872, 551196, 597129, 734928, 796172, 1102392, 1194258, 1592344, 1791387, 2204784, 2388516, 3184688, 3582774, 4777032, 7165548, 9554064, 14331096, 28662192]

約数ペア:

[(1, 28662192), (2, 14331096), (3, 9554064), (4, 7165548), (6, 4777032), (8, 3582774), (9, 3184688), (12, 2388516), (13, 2204784), (16, 1791387), (18, 1592344), (24, 1194258), (26, 1102392), (36, 796172), (39, 734928), (48, 597129), (52, 551196), (61, 469872), (72, 398086), (78, 367464), (104, 275598), (117, 244976), (122, 234936), (144, 199043), (156, 183732), (183, 156624), (208, 137799), (234, 122488), (244, 117468), (251, 114192), (312, 91866), (366, 78312), (468, 61244), (488, 58734), (502, 57096), (549, 52208), (624, 45933), (732, 39156), (753, 38064), (793, 36144), (936, 30622), (976, 29367), (1004, 28548), (1098, 26104), (1464, 19578), (1506, 19032), (1586, 18072), (1872, 15311), (2008, 14274), (2196, 13052), (2259, 12688), (2379, 12048), (2928, 9789), (3012, 9516), (3172, 9036), (3263, 8784), (4016, 7137), (4392, 6526), (4518, 6344), (4758, 6024)]