287899164

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{380819}}^1$

素因数の和:380839

約数の個数: 48

約数和(自身を含む): 853036800

約数和(自身を除く): 565137636

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 380819, 761638, 1142457, 1523276, 2284914, 2665733, 3427371, 4569828, 5331466, 6854742, 7997199, 10282113, 10662932, 13709484, 15994398, 20564226, 23991597, 31988796, 41128452, 47983194, 71974791, 95966388, 143949582, 287899164]

約数ペア:

[(1, 287899164), (2, 143949582), (3, 95966388), (4, 71974791), (6, 47983194), (7, 41128452), (9, 31988796), (12, 23991597), (14, 20564226), (18, 15994398), (21, 13709484), (27, 10662932), (28, 10282113), (36, 7997199), (42, 6854742), (54, 5331466), (63, 4569828), (84, 3427371), (108, 2665733), (126, 2284914), (189, 1523276), (252, 1142457), (378, 761638), (756, 380819)]