1337126816

素因数分解:

$2^5\times {\mathrm{163}}^1\times {\mathrm{389}}^1\times {\mathrm{659}}^1$

素因数の和:1221

約数の個数: 48

約数和(自身を含む): 2659456800

約数和(自身を除く): 1322329984

約数列:

[1, 2, 4, 8, 16, 32, 163, 326, 389, 652, 659, 778, 1304, 1318, 1556, 2608, 2636, 3112, 5216, 5272, 6224, 10544, 12448, 21088, 63407, 107417, 126814, 214834, 253628, 256351, 429668, 507256, 512702, 859336, 1014512, 1025404, 1718672, 2029024, 2050808, 3437344, 4101616, 8203232, 41785213, 83570426, 167140852, 334281704, 668563408, 1337126816]

約数ペア:

[(1, 1337126816), (2, 668563408), (4, 334281704), (8, 167140852), (16, 83570426), (32, 41785213), (163, 8203232), (326, 4101616), (389, 3437344), (652, 2050808), (659, 2029024), (778, 1718672), (1304, 1025404), (1318, 1014512), (1556, 859336), (2608, 512702), (2636, 507256), (3112, 429668), (5216, 256351), (5272, 253628), (6224, 214834), (10544, 126814), (12448, 107417), (21088, 63407)]