278407194

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{60497}}^1$

素因数の和:60574

約数の個数: 32

約数和(自身を含む): 609819840

約数和(自身を除く): 331412646

約数列:

[1, 2, 3, 6, 13, 26, 39, 59, 78, 118, 177, 354, 767, 1534, 2301, 4602, 60497, 120994, 181491, 362982, 786461, 1572922, 2359383, 3569323, 4718766, 7138646, 10707969, 21415938, 46401199, 92802398, 139203597, 278407194]

約数ペア:

[(1, 278407194), (2, 139203597), (3, 92802398), (6, 46401199), (13, 21415938), (26, 10707969), (39, 7138646), (59, 4718766), (78, 3569323), (118, 2359383), (177, 1572922), (354, 786461), (767, 362982), (1534, 181491), (2301, 120994), (4602, 60497)]