13280128

素因数分解:

$2^7\times {\mathrm{17}}^2\times {\mathrm{359}}^1$

素因数の和:407

約数の個数: 48

約数和(自身を含む): 28182600

約数和(自身を除く): 14902472

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 289, 359, 544, 578, 718, 1088, 1156, 1436, 2176, 2312, 2872, 4624, 5744, 6103, 9248, 11488, 12206, 18496, 22976, 24412, 36992, 45952, 48824, 97648, 103751, 195296, 207502, 390592, 415004, 781184, 830008, 1660016, 3320032, 6640064, 13280128]

約数ペア:

[(1, 13280128), (2, 6640064), (4, 3320032), (8, 1660016), (16, 830008), (17, 781184), (32, 415004), (34, 390592), (64, 207502), (68, 195296), (128, 103751), (136, 97648), (272, 48824), (289, 45952), (359, 36992), (544, 24412), (578, 22976), (718, 18496), (1088, 12206), (1156, 11488), (1436, 9248), (2176, 6103), (2312, 5744), (2872, 4624)]