81506808

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{59581}}^1$

素因数の和:59612

約数の個数: 48

約数和(自身を含む): 232369800

約数和(自身を除く): 150862992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 59581, 119162, 178743, 238324, 357486, 476648, 536229, 714972, 1072458, 1132039, 1429944, 2144916, 2264078, 3396117, 4289832, 4528156, 6792234, 9056312, 10188351, 13584468, 20376702, 27168936, 40753404, 81506808]

約数ペア:

[(1, 81506808), (2, 40753404), (3, 27168936), (4, 20376702), (6, 13584468), (8, 10188351), (9, 9056312), (12, 6792234), (18, 4528156), (19, 4289832), (24, 3396117), (36, 2264078), (38, 2144916), (57, 1429944), (72, 1132039), (76, 1072458), (114, 714972), (152, 536229), (171, 476648), (228, 357486), (342, 238324), (456, 178743), (684, 119162), (1368, 59581)]