78031818

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{727}}^1$

素因数の和:891

約数の個数: 48

約数和(自身を含む): 173759040

約数和(自身を除く): 95727222

約数列:

[1, 2, 3, 6, 9, 18, 67, 89, 134, 178, 201, 267, 402, 534, 603, 727, 801, 1206, 1454, 1602, 2181, 4362, 5963, 6543, 11926, 13086, 17889, 35778, 48709, 53667, 64703, 97418, 107334, 129406, 146127, 194109, 292254, 388218, 438381, 582327, 876762, 1164654, 4335101, 8670202, 13005303, 26010606, 39015909, 78031818]

約数ペア:

[(1, 78031818), (2, 39015909), (3, 26010606), (6, 13005303), (9, 8670202), (18, 4335101), (67, 1164654), (89, 876762), (134, 582327), (178, 438381), (201, 388218), (267, 292254), (402, 194109), (534, 146127), (603, 129406), (727, 107334), (801, 97418), (1206, 64703), (1454, 53667), (1602, 48709), (2181, 35778), (4362, 17889), (5963, 13086), (6543, 11926)]