128990752

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{11821}}^1$

素因数の和:11873

約数の個数: 48

約数和(自身を含む): 285997824

約数和(自身を除く): 157007072

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 88, 124, 176, 248, 341, 352, 496, 682, 992, 1364, 2728, 5456, 10912, 11821, 23642, 47284, 94568, 130031, 189136, 260062, 366451, 378272, 520124, 732902, 1040248, 1465804, 2080496, 2931608, 4030961, 4160992, 5863216, 8061922, 11726432, 16123844, 32247688, 64495376, 128990752]

約数ペア:

[(1, 128990752), (2, 64495376), (4, 32247688), (8, 16123844), (11, 11726432), (16, 8061922), (22, 5863216), (31, 4160992), (32, 4030961), (44, 2931608), (62, 2080496), (88, 1465804), (124, 1040248), (176, 732902), (248, 520124), (341, 378272), (352, 366451), (496, 260062), (682, 189136), (992, 130031), (1364, 94568), (2728, 47284), (5456, 23642), (10912, 11821)]