257697552

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{766957}}^1$

素因数の和:766975

約数の個数: 40

約数和(自身を含む): 760822336

約数和(自身を除く): 503124784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 766957, 1533914, 2300871, 3067828, 4601742, 5368699, 6135656, 9203484, 10737398, 12271312, 16106097, 18406968, 21474796, 32212194, 36813936, 42949592, 64424388, 85899184, 128848776, 257697552]

約数ペア:

[(1, 257697552), (2, 128848776), (3, 85899184), (4, 64424388), (6, 42949592), (7, 36813936), (8, 32212194), (12, 21474796), (14, 18406968), (16, 16106097), (21, 12271312), (24, 10737398), (28, 9203484), (42, 6135656), (48, 5368699), (56, 4601742), (84, 3067828), (112, 2300871), (168, 1533914), (336, 766957)]