1557703992

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{19891}}^1$

素因数の和:20164

約数の個数: 64

約数和(自身を含む): 4210738560

約数和(自身を除く): 2653034568

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 251, 312, 502, 753, 1004, 1506, 2008, 3012, 3263, 6024, 6526, 9789, 13052, 19578, 19891, 26104, 39156, 39782, 59673, 78312, 79564, 119346, 159128, 238692, 258583, 477384, 517166, 775749, 1034332, 1551498, 2068664, 3102996, 4992641, 6205992, 9985282, 14977923, 19970564, 29955846, 39941128, 59911692, 64904333, 119823384, 129808666, 194712999, 259617332, 389425998, 519234664, 778851996, 1557703992]

約数ペア:

[(1, 1557703992), (2, 778851996), (3, 519234664), (4, 389425998), (6, 259617332), (8, 194712999), (12, 129808666), (13, 119823384), (24, 64904333), (26, 59911692), (39, 39941128), (52, 29955846), (78, 19970564), (104, 14977923), (156, 9985282), (251, 6205992), (312, 4992641), (502, 3102996), (753, 2068664), (1004, 1551498), (1506, 1034332), (2008, 775749), (3012, 517166), (3263, 477384), (6024, 258583), (6526, 238692), (9789, 159128), (13052, 119346), (19578, 79564), (19891, 78312), (26104, 59673), (39156, 39782)]