121215618

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{727}}^1$

素因数の和:951

約数の個数: 48

約数和(自身を含む): 269156160

約数和(自身を除く): 147940542

約数列:

[1, 2, 3, 6, 9, 18, 59, 118, 157, 177, 314, 354, 471, 531, 727, 942, 1062, 1413, 1454, 2181, 2826, 4362, 6543, 9263, 13086, 18526, 27789, 42893, 55578, 83367, 85786, 114139, 128679, 166734, 228278, 257358, 342417, 386037, 684834, 772074, 1027251, 2054502, 6734201, 13468402, 20202603, 40405206, 60607809, 121215618]

約数ペア:

[(1, 121215618), (2, 60607809), (3, 40405206), (6, 20202603), (9, 13468402), (18, 6734201), (59, 2054502), (118, 1027251), (157, 772074), (177, 684834), (314, 386037), (354, 342417), (471, 257358), (531, 228278), (727, 166734), (942, 128679), (1062, 114139), (1413, 85786), (1454, 83367), (2181, 55578), (2826, 42893), (4362, 27789), (6543, 18526), (9263, 13086)]