1978596

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 5484024

約数和(自身を除く): 3505428

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 53, 61, 68, 102, 106, 122, 153, 159, 183, 204, 212, 244, 306, 318, 366, 477, 549, 612, 636, 732, 901, 954, 1037, 1098, 1802, 1908, 2074, 2196, 2703, 3111, 3233, 3604, 4148, 5406, 6222, 6466, 8109, 9333, 9699, 10812, 12444, 12932, 16218, 18666, 19398, 29097, 32436, 37332, 38796, 54961, 58194, 109922, 116388, 164883, 219844, 329766, 494649, 659532, 989298, 1978596]

約数ペア:

[(1, 1978596), (2, 989298), (3, 659532), (4, 494649), (6, 329766), (9, 219844), (12, 164883), (17, 116388), (18, 109922), (34, 58194), (36, 54961), (51, 38796), (53, 37332), (61, 32436), (68, 29097), (102, 19398), (106, 18666), (122, 16218), (153, 12932), (159, 12444), (183, 10812), (204, 9699), (212, 9333), (244, 8109), (306, 6466), (318, 6222), (366, 5406), (477, 4148), (549, 3604), (612, 3233), (636, 3111), (732, 2703), (901, 2196), (954, 2074), (1037, 1908), (1098, 1802)]