1388409822716

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^2\times {\mathrm{85223}}^1$

素因数の和:85539

約数の個数: 72

約数和(自身を含む): 2887503661056

約数和(自身を除く): 1499093838340

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 137, 217, 274, 434, 548, 868, 959, 1918, 3836, 4247, 8494, 16988, 18769, 29729, 37538, 59458, 75076, 85223, 118916, 131383, 170446, 262766, 340892, 525532, 581839, 596561, 1163678, 1193122, 2327356, 2386244, 2641913, 4072873, 5283826, 8145746, 10567652, 11675551, 16291492, 18493391, 23351102, 36986782, 46702204, 73973564, 81728857, 163457714, 326915428, 361942081, 723884162, 1447768324, 1599550487, 2533594567, 3199100974, 5067189134, 6398201948, 10134378268, 11196853409, 22393706818, 44787413636, 49586065097, 99172130194, 198344260388, 347102455679, 694204911358, 1388409822716]

約数ペア:

[(1, 1388409822716), (2, 694204911358), (4, 347102455679), (7, 198344260388), (14, 99172130194), (28, 49586065097), (31, 44787413636), (62, 22393706818), (124, 11196853409), (137, 10134378268), (217, 6398201948), (274, 5067189134), (434, 3199100974), (548, 2533594567), (868, 1599550487), (959, 1447768324), (1918, 723884162), (3836, 361942081), (4247, 326915428), (8494, 163457714), (16988, 81728857), (18769, 73973564), (29729, 46702204), (37538, 36986782), (59458, 23351102), (75076, 18493391), (85223, 16291492), (118916, 11675551), (131383, 10567652), (170446, 8145746), (262766, 5283826), (340892, 4072873), (525532, 2641913), (581839, 2386244), (596561, 2327356), (1163678, 1193122)]