123254516

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:309

約数の個数: 96

約数和(自身を含む): 284884992

約数和(自身を除く): 161630476

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 127, 137, 154, 161, 253, 254, 274, 308, 322, 506, 508, 548, 644, 889, 959, 1012, 1397, 1507, 1771, 1778, 1918, 2794, 2921, 3014, 3151, 3542, 3556, 3836, 5588, 5842, 6028, 6302, 7084, 9779, 10549, 11684, 12604, 17399, 19558, 20447, 21098, 22057, 32131, 34661, 34798, 39116, 40894, 42196, 44114, 64262, 69322, 69596, 81788, 88228, 121793, 128524, 138644, 191389, 224917, 242627, 243586, 382778, 400177, 449834, 485254, 487172, 765556, 800354, 899668, 970508, 1339723, 1600708, 2679446, 2801239, 4401947, 5358892, 5602478, 8803894, 11204956, 17607788, 30813629, 61627258, 123254516]

約数ペア:

[(1, 123254516), (2, 61627258), (4, 30813629), (7, 17607788), (11, 11204956), (14, 8803894), (22, 5602478), (23, 5358892), (28, 4401947), (44, 2801239), (46, 2679446), (77, 1600708), (92, 1339723), (127, 970508), (137, 899668), (154, 800354), (161, 765556), (253, 487172), (254, 485254), (274, 449834), (308, 400177), (322, 382778), (506, 243586), (508, 242627), (548, 224917), (644, 191389), (889, 138644), (959, 128524), (1012, 121793), (1397, 88228), (1507, 81788), (1771, 69596), (1778, 69322), (1918, 64262), (2794, 44114), (2921, 42196), (3014, 40894), (3151, 39116), (3542, 34798), (3556, 34661), (3836, 32131), (5588, 22057), (5842, 21098), (6028, 20447), (6302, 19558), (7084, 17399), (9779, 12604), (10549, 11684)]