647121942

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{601}}^1\times {\mathrm{1459}}^1$

素因数の和:2109

約数の個数: 48

約数和(自身を含む): 1439670960

約数和(自身を除く): 792549018

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 601, 738, 1202, 1459, 1803, 2918, 3606, 4377, 5409, 8754, 10818, 13131, 24641, 26262, 49282, 59819, 73923, 119638, 147846, 179457, 221769, 358914, 443538, 538371, 876859, 1076742, 1753718, 2630577, 5261154, 7891731, 15783462, 35951219, 71902438, 107853657, 215707314, 323560971, 647121942]

約数ペア:

[(1, 647121942), (2, 323560971), (3, 215707314), (6, 107853657), (9, 71902438), (18, 35951219), (41, 15783462), (82, 7891731), (123, 5261154), (246, 2630577), (369, 1753718), (601, 1076742), (738, 876859), (1202, 538371), (1459, 443538), (1803, 358914), (2918, 221769), (3606, 179457), (4377, 147846), (5409, 119638), (8754, 73923), (10818, 59819), (13131, 49282), (24641, 26262)]